nidiacdl22 nidiacdl22

24-01-2021
Mathematics

contestada

Solve this system of equations using substitution:
y = 2r-4
x + 2y = 10
Step 1: Substitute for y in the second equation. Which is the
resulting equation?

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MsRobbins MsRobbins

24-01-2021

I’m thinking your r in the first equation is actually an x.

X + 2(2x -4) =10

X +4x -8 =10

5x = 18

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