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Use substitution to solve the following. y = 4x 2y + 2.5x = 105

Use substitution to solve the following. y = 4x 2y + 2.5x = 105
asked 15.3k views
7 votes
Use substitution to solve the following.

y = 4x

2y + 2.5x = 105

asked
User Brynn McCullagh
by
8.3k points

1 Answer

3 votes
y = 4x

2y + 2.5x = 105

2(4x) + 2.5x = 105

10.5x = 105

x = 10

y = 40
answered
User Seedg
by
8.3k points
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