Question

5x-5=y
3x+2y=29
(substituition method)

Answer 1

Answer:

Step-by-step explanation:

5x-y=5 so 10x-2y=10 and y=5x-5.

3x+2y=29

Add the two equations: 13x=39, so x=3.

y=5x-5=15-5=10.

CHECK

Substitute for x and y in the original equations:

5*3-10=15-10=5 OK

3*3+2*10=9+20=29 OK

Answer 2

Answer:

x=3,y=10

Step-by-step explanation:

3x+2(5x-5)=29

3x+10x-10=29

13x=39

x=3

from 1

y=5x-5

y=5*3-5

y=15-5

y=10

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