63 Answered Questions for the topic Substitution

Substitution Estimation

05/17/18

#### a total of 60 hand weights some of the weights are 3 pounds and the rest are 5 pounds if there are 10 more 5 pound weights then 3 pound weight how many of each

it is the gym instructor and i need help solving this problem. i don't know how to find the equations
Substitution Word Problem

04/10/18

Substitution

03/18/18

Substitution

02/27/18

Y =3x+2 y=-3x-4
Substitution

01/25/18

#### How to solve y=-2x - 1. y=-4x- 5

I need an answer and how to solve it. Only because I struggle at it in pre algebra. Iwould like it if y’all helped
Substitution

10/31/17

#### Substitution word problem

a student bought 1 box of crayons and 5 reams of paper for $54. She bought 5 boxes of crayons and 3 reams of paper for$50. What is the cost of each vox of crayons and each ream of paper?

07/06/17

#### Substitution/Elimination Form

Substitution Form: 2x-3y=2 x+y=-1 x+y=-1   Elimination From:  2x/3 - 4y/5 = 1 and 3x-y=-7

05/25/17

#### 3x-2y=-7. Y=x+4

Use substitution to solve the system of equations
Substitution

02/15/17

#### I am learning about substitutions. The equations are -3x+6y=4 and 2x+y=4.

So I tried doing the equation out and I got fractions for the ordered pairs. I got x=4/3 and y=20/3. Our teacher has us do checks so when I checked the problem out it didn't work out.
Substitution

02/12/17

#### You sell small candles for $4 each and large candles for$6 each. You collect $144 selling a total of 28 candles. How many of each type of candle did you sell? Method that must be used is by substitution Substitution 12/03/16 #### substitution word problem For this problem, I know how to solve it, but can't set it up. I have x+y=3000 0.70x+0.35y=(0.58)(300) but it's quite right. Thanks! A silversmith has two alloys, one containing 70% silver... more 08/22/16 #### Solve system by substitution The school that Anjali goes to is selling tickets to a play. On the first day of ticket sales the school sold 11 senior citizen tickets and 14 child tickets for a total of$211. The school took in... more
Substitution Infinite Sums

08/21/16

#### What is x equal to in this equation

1=sqrt(x+sqrt(x+sqrt(x+sqrt(x+... Using a substition, it seems you can get 1=sqrt(x+1), but that leads to x=0, which seems wrong when you plug it back into the original equation.
Substitution Analytic Geometry

08/14/16

#### Solve the following linear system (substitution)

Solve the following linear system (substitution)    2x-5y=12 x+10y=-9
Substitution

05/08/16

#### The sum of two numbers is 12. Four times the smaller number is two less than the larger. What are the two numbers?

Solve by substitution
Substitution Math

03/08/16

#### how would you substitute x=-4y and 3x + 2y = 20

I need help on a really hard problem it's substitution equations
Substitution

01/27/16

#### -x+y=4 and 3x-2=-7

Substitution finding x and y
Substitution Substitution Method

01/18/16

#### Solve the system of equations using substitution...

y=-6x+21 -3x-3y=-18
Substitution Math Algebra Equation

10/18/15

Use substitution to solve the following system of equations:   4x-y=5 2x+3y=-8

10/15/15

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