1,081 Answered Questions for the topic Equations

Equations

03/16/17

System of Equations

Solve the system of equations:   y=2x-4 y=5x+8
Equations

03/07/17

Greg spent half of his allowance on arcade.to earn more money he washed the car and earned $4. What is his weekly allowence

Greg spent half of allowence on the arcade. He decised to wash the family car, he earned $4. What is his weekly allowence if he now has 12$
Equations

03/03/17

Catherine's dad gave her $25 to buy a game. This covered 2/5 of the cost. Write an equation to solve for how much the game cost.

I am wondering how much the game costs. An equation and explanation (so that I don't have to do this again) would be greatly appreciated.
Equations

03/03/17

-4(3x+6)=-13

it is an equation.
Equations Word Problems

03/01/17

Two angles of a triangle have the same measures. The sum of the measures of these angles is one-half the measures of the third angle. Find measures of angles.

Okay, my teacher gave me the answer. But I need to find the equation to the answer. Answer is <a=30 <b=30 <c=120
Equations

03/01/17

What is the equation for the line through (-19,16) with undefined slope?

What is the equation for the line through (-19,16) with undefined slope?
Equations Math Algebra

02/28/17

A helicopter descends to hover 477 meters above the ground. Let h be the original height of the helicopter.

A helicopter descends to hover 477 meters above the ground. Let h be the original height of the helicopter. What is a subtraction equation that represents the problem? What was the original height... more
Equations

02/28/17

(4+8^2)•6=

Can you help me with this equation i don't not understand it 
Equations

02/27/17

The width of a kitchen table is 2.5ft less than the length. The perimeter of the table is 17ft. Find the dimensions of the table.

 I don't know how to set up the equation

02/27/17

Write the equation of line m in standard form.

Line m passes through C(-2,0) and D(1,-3). Write the equation of line m in standard form.
Equations

02/27/17

Enter an equation in standard form to model the linear situation.

A pool that is being drained contained 19000 gallons of water. After 2 hours, 14,500 gallons of water remain.

02/27/17

Confused on steps to finding smallest positive radians

Consider the equation cos(3.14t)=-0.7. Find the smallest positive solution in radians and round your answer to 4 decimal places Consider the equation tan(3.25t)-6.6. Find the smallest positive... more
Equations

02/26/17

Determine the missing coordinate in the ordered pair (5, ?), so that it will satisfy the given equation 5x-5y=19

Determine the missing coordinate in the ordered pair (5, ?), so that it will satisfy the given equation 5x-5y=19  
Equations Algebra Maths Functions

02/26/17

Find f(x+h) given f(x)

If f(x) = 3x2+5x-2, find [f(x+h)-f(x)]/h   I got an answer of 1, but I'm very skeptical of my answer :') Please help!

02/26/17

Solving an inequality

Solve the following: a) 25 ≤ x2 b) (2x-3)/(x+1) ≥ 1
Equations

02/23/17

Train A leaves a station at 8:00 and travels at 80 km per hour towards the next city. One and a half hours later, Train B, an express, leaves the same station,

Train A leaves a station at 8:00 and travels at 80 km per hour towards the next city. One and a half hours later, Train B, an express, leaves the same station, traveling at 120 km per hour along... more
Equations

02/23/17

What is the equation if you and your friend are having a canoe race. Your friend is half a mile in front of you and paddling 3 miles per hours. You are paddling

You and your friend are having a canoe race. Your friend is half a mile in front of you and paddling 3 miles per hours. You are paddling 3.4 per hour. If you are 8.5 miles away from the finish... more
Equations

02/13/17

Find two consecutive even integers such that three times the first equals twice the second

SOLVE THIS EQUATION AND ITS MESSING ME UP HELP GOODNEESS GRACIOUS LET ME PASS
Equations

02/13/17

a car bought for m dollars was sold at a profit of 13%.what was the selling price

a car bought for m dollars was sold for 13%.what was the selling price  
Equations Math Help

02/10/17

What value of d will make the equation have no solutions?

5(4-8x)=d(5-6x)-4x   What value of d will make the equation have no solutions?

02/10/17

Equation solving math puzzle

An office used 3 types of envelopes: small, medium, large. They used 80 small envelopes. The no. of medium envelopes used is 5 times the no. of small envelopes plus 5/20 of the total number of... more
Equations

02/08/17

Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?

I need help for this Math problem that I can never solve. THANSKKS!

02/06/17

A store marks up the wholesale price of a jacket by 130 %. What is the retail price if the wholesale price is 48 $.

I just need some guidance on how to find the retail price by these two numbers, please. 

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