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Determine if the following point is a solution to the system of equations PLEASE!: (-10, -1) y = 1/2x + 4 y = 4x + 30

Determine if the following point is a solution to the system of equations PLEASE!: (-10, -1) y = 1/2x + 4 y = 4x + 30
asked 105k views
7 votes
Determine if the following point is a solution to the system of equations PLEASE!:

(-10, -1)
y = 1/2x + 4
y = 4x + 30

asked
User Chris Maes
by
8.3k points

2 Answers

3 votes
Y=1/2x+4 is it hope this correct
answered
User Qwattash
by
8.2k points
5 votes
Substitute -10 for x in each equation. y values should be the same.
y = 1/2x + 4 =1/2(-10)+4 = -1

y = 4x + 30 = 4(-10) +30 = -10

-1 ≠ -10, so (-10,-1) is not a solution.
answered
User David Khourshid
by
8.0k points
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