If (−3.5, y) is a solution to the equation 2x − 5y = 10, what is the value of y? a) -3.4 b) 13.75 c) -0.6 d) -3.75

asked Sep 13, 2016 18.1k views

4 votes

If (−3.5, y) is a solution to the equation 2x − 5y = 10, what is the value of y?

a) -3.4
b) 13.75
c) -0.6
d) -3.75

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1 vote

2x - 5y = 10
2(-3.5) - 5y = 10
-7 - 5y = 10
+7 +7
-5y = 17
-5 -5
y = -3.4
The value of y is equal to A. -3.4.

Citizen answered Sep 19, 2016

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