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A.(7,8) B.(2,22) C.(2,8) D.(3,29)
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A.(7,8)
B.(2,22)
C.(2,8)
D.(3,29)

A.(7,8) B.(2,22) C.(2,8) D.(3,29)-example-1
User Nik Drosakis
by
8.1k points

1 Answer

3 votes
To solve this system using the subst. method, equate y = 7x + 8 to y = x + 20.

Then 6x = 12, and x = 2. To find y, subst. 2 for x in either of the given equations.

Write your solution as (2, y).
User Cole Reed
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7.3k points
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