Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Algebra
Linear Equations
Y=2x-20. Substitute the known value of x into y=-2x-20. Then solve for y.
1 answer
So what is your known value of x ?
multiply it by two then subtract 20
You can
ask a new question
or
answer this question
.
Similar Questions
1.To solve the linear system below, which substitution of unkowns is proper ?
A.substitute 5x-16 for y in the first eqn
Top answer:
2. so the slope between (-2,4) and (c,-2) must be -2 (-2-4)/(c+2) = -2 -6 = -2c - 4 c = 2 3. slope
Read more.
Use the Substitution method to solve the system of equations.
y - 2x = -5 3y - x = 5 Solve the first equation for y. y = 2x-5
Top answer:
Lesson 3: Review of Solving Equations Algebra 1 B unit 1: Mia-Year Refresher B A D A C
Read more.
use substitution to solve the linear system
3x+2y=-5 4x-3y=16 help plz!!! Solve for y in one formula, and then substitute that
Top answer:
Now we substitute y in the first equation: 3x + 2((4/3)x - 16/3) = -5 3x + (8/3)x - 32/3 = -5 Now,
Read more.
use substitution to solve the linear system
3x-y=15 x+2y=-2 Solve for y in one formula, and then substitute that value for y in
Top answer:
To solve the linear system using substitution, follow these steps: 1. Start with the given
Read more.
Complete this fill in blank problem- when you evaluate an expression, you substitute a number in for a————. Four
Top answer:
-13
Read more.
5x-2y=-5
y-5x=3 substitution Substitute 5x +3 for y in the first equation, then solve it for x. Substitute 5x +3 for y in the
Top answer:
To verify the solution, let's substitute x = -1/5 and y = 2 into the original equations: 5(-1/5) -
Read more.
If you solve the following system of equations by substitution, which statement is true?
x = z x - 2y + z = 6 2x + y - 2z = 1 A.
Top answer:
You are correct! The answer is C. Both methods will work. To verify this, let's explain how to solve
Read more.
Complete this fill-in-the-blank problem. (4 points)
When you evaluate an expression, you substitute a number in for a . For
Top answer:
-11.
Read more.
When you evaluate an expression, you substitute a number in for a__________. For example, to evaluate the expression 4y+3 for
Top answer:
When you evaluate an expression, you substitute a number in for a variable. For example, to evaluate
Read more.
Solve systems by substitution
5x - 2y = -5 y - 5x = 3 Substitute 5x + 3 for y in the first equation, and solve it for x. Once you
Top answer:
To solve the system of equations by substitution, we will follow these steps: 1. Solve one of the
Read more.
Related Questions
According to the law of demand, low prices serve mostly as a ________ for buyers.
a) supply b) reward c) substitute d) penalty Is
Use the story to answer the question.
The Substitute Which statement describes the main problem in the story? (1 point) Responses
Solve and substitute again to find the point definition
Which are the best solutions for reducing the mine production of copper and conserving copper ore? Select the two correct
x − y = −1
x−3y=−13 How could you check to see if the point (5, 6) is the solution to the Linear System of equations?
The (Response area) describes the relationship between prices and demand. According to this law, higher prices encourage buyers
How could you check to see if the point (5, 6) is the solution to the Linear System of equations?(1 point)
Responses Substitute 5
How could you check to see if the point (5,6) is the solution to the linear system of equations. Is it a substitute five in for
DrBob has given you the equation to use:
k2 = [H^+][SO4^-]/[HSO4^-] and the values to substitute [H^+] = 0.01 + x [SO4^-2] = x
-3x+y=-5 x+2y=0
Your equations: -3x + y = -5 x + 2y = 0 Let's solve the second equation for x: x = -2y Now let's substitute -2y