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steposvetlana [31]
3 years ago
8

Solve by substitution y = -3x + 11 y = 2x + 1

Mathematics
2 answers:
Bezzdna [24]3 years ago
6 0
To solve for y in this, you just substitute one equation for the value of y.

-3x+11=2x+1
5x=10
x=2

Then to get the x you substitute 2 into x in either equation.

2=2x+1
1=2x
1/2=x
jok3333 [9.3K]3 years ago
5 0

Answer:

x = 2

Given:

y = -3x + 11

y = 2x + 1

Step-by-step explanation:

=  >  - 3x + 11 = 2x + 1 \\  \\  =  >  - 3x - 2x = 1 - 11 \\  \\  =  >   \cancel{- }5x = \cancel{  - }10 \\  \\  =  > 5x = 10 \\  \\  =  > x =  \frac{10}{5}  \\  \\  =  > x = 2

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