to start to solve the system of equations below, which number would you multiply in the equation - 2x-5y=-1? The two equations are - 2x-5y=-1 and 4x+2y=8

Question

Giovani Ortiz

Mathematics

25 October, 01:50

to start to solve the system of equations below, which number would you multiply in the equation - 2x-5y=-1? The two equations are - 2x-5y=-1 and 4x+2y=8

+2

Answers (1)

Know the Answer?

Keith Garner · Answer 1

You would multiply the x component by - 2

Step-by-step explanation:

(-2) (-2x-5y) = -2 (-1)

4x+10y=2

4x+2y=8

set both equal to 4x

4x=2-10y

4x=8-2y

2-10y=8-2y

-6=8y

y=-6/8

y=-3/4

4x + 2 (-3/4) = 8

4x=38/4

x=38/16

x=19/8