I forgot how to slove a system of equations algebraically

y=x-1. y=-x+3

Question

Mathematics

Leon Villanueva

27 July, 12:58

I forgot how to slove a system of equations algebraically

y=x-1. y=-x+3

+2

Answers (2)

Know the Answer?

Savanah Dougherty · Answer 1

X-1=-x+3

2x=4

x=2

plug in for y

y=2-1

y=1

Zaria Park · Answer 2

First set x-1 = - x+3 since they're both equal to y.

Then solve for x.

x-1 = - x+3

(x-1) + x = (-x+3) + x

2x-1 = 3

(2x-1) + 1 = 3+1

2x = 4

2x/2 = 4/2

x = 2

I forgot how to slove a system of equations algebraicallyy=x-1. y=-x+3

I forgot how to slove a system of equations algebraically

y=x-1. y=-x+3