37 Answered Questions for the topic Solving Systems By Substitution

Solving Systems By Substitution

12/05/18

2x+2y=30 y-4x=0

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Solving Systems By Substitution

09/10/18

How many ounces of a 24% alcohol solution and a 39% alcohol solution must be combined to obtain 66 ounces of a 29% solution?
use a system of equations to solve the following problem 
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Solving Systems By Substitution

02/04/18

together, teammates Pedro and Ricky got 2,666 base hits last season. Pedro had 276 more hits than Ricky. How may hits did each player have?
please help me and show the steps for the solution
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Solving Systems By Substitution

02/01/18

For how many days, x, will they have eaten the same total pieces of cheese?
Mickey has eaten 5 pieces of cheese each day this year. Minnie has eaten 3 pieces of cheese each day this year, but also ate 12 pieces last year. 
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Solving Systems By Substitution

01/15/18

In a two digit number. The units digit is thrice the tens digit. If 36 is added to the number, the digits interchange their place. Find the number.
In a two digit number. The units digit is thrice the tens digit. If 36 is added to the number, the digits interchange their place. Find the number.
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12/18/17

Which algerbraic method do you think would be the most efficient?
5a-10b+15=0 -2a+4b=6  
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Solving Systems By Substitution Math Algebra 1

06/13/17

Which constants can be multiplied by the equations so one variable will be eliminated when the systems are added together? 5x + 13y = 232 12x + 7y = 218
Which constants can be multiplied by the equations so one variable will be eliminated when the systems are added together?5x + 13y = 23212x + 7y = 218
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Solving Systems By Substitution

04/24/17

at an ice cream store, ice cream cones cost $2.00 and sundaes cost $3.50. one day, the receipts for a total of 139 cones and sundaes were $408.50.
how many cones and sundaes were sold? solve the equations by using the substitution method.
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Solving Systems By Substitution

04/04/17

the frosty ice-cream shop sells sundaes for $2 and banana splits for $3. On a hot summer day, the shop sold 8 more sundaes then banana splits and made $156
Two equations to solve for a variable.
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Solving Systems By Substitution

03/21/17

There are 72 members of the show choir. There are 6 more boys than girls in choir. Write a model of a system for the above situation
Write a system of equations that can be solved using substitution 
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Solving Systems By Substitution

03/09/17

Find the measures of two complementary angles if one angle is four times the other angle
 Find the measures of two complementary angles if one angle is four times the other angle
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Solving Systems By Substitution

01/05/17

You are looking for an after-school job. One job pays $9 per hour. Another pays $12 per hour. You need to buy a shirt that is $39..
You are looking for an after-school job. One pays $9 per hour. Another pays $12 per hour, but you must buy a uniform that costs $39. After how many hours of work would your net earnings from either... more
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Solving Systems By Substitution

11/28/16

need to find how many adults and children to see show and write an equation
adult tickets to play cost $22. TIckets for children cost $15. TIckets for a group of 11 people cost a total of $228. Write and solve a system of equations to find how many children and how many... more
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Solving Systems By Substitution

10/11/16

What is the solution to y=-5x+7 and y+8x+7 ?
How do I solve y=-5x+7 and y=8x+7 to get the answer in (x, y) form?
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Solving Systems By Substitution

07/14/16

4x+y=3.4 x=4y
It's solving systems by substitution 
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Solving Systems By Substitution

04/21/16

the first number times the second number equals 30. what is the equation
The first number times the second number equals 30.  what is the equation
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Solving Systems By Substitution

02/24/16

Adam has dimes and quarters. There are 28 coins in all, and they are worth $4.60 altogether. How many quarters does Adam have?
I don't understand how to solve this problem. 
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Solving Systems By Substitution

01/07/16

0.3x-y=0 y=2+0.25x solving by substitution? no clue
im not really sure how to do this question. please help me with this?                                                                                                            - thanks again 
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Solving Systems By Substitution

01/07/16

how to solve the following equation for y=5x-2 y=x+4 solving for substitution?
im a junior in high school and need help to do these problems or i just didnt understand him but im solving by substitution and i really need some one to please help me                         ... more
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Solving Systems By Substitution Algebra 1 Algebra 1 Word Problem

12/07/15

write a system of equations to represent the situation. Then, solve the system by substitution.
The length of a rectangle is 3 more than it's width. The perimeter of the rectangle is 58cm. What are the rectangle's dimensions? 
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Solving Systems By Substitution

07/01/15

Solve each system using substitution.
X=Y  X-3y=4
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Solving Systems By Substitution

06/01/15

Solve this system using substitution. x = -3 3x – 4y = -37
what are the ordered pairs ?  
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Solving Systems By Substitution Word Problem Equations Word Problems

04/29/15

Help with this word problem please
A chef is using a mixture of two brands of Italian dressing. The first brand contains 5% vinegar, and the second brand contains 15% vinegar. The chef wants to make 390 milliliters of a dressing... more
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04/20/15

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
Katie is going to the water slides and needs to figure out which deal is better. She can pay $32 to go on the water slides as much as she wants, or she can pay $18 to get in, plus an additional $1... more
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Solving Systems By Substitution Substitution Method Linear Systems

02/24/15

The value of your EFG stock is three times the value of your PQR stock. If the total value of the stocks is $4500, how much is invested in each company?
The equations that are first gotten should be a linear system. If it could be solved using the substitution method, that's be great! Thanks.
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