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Find the value of Sy- 7 given that - 2y +1=3.Simplif our answer as much as possible,5y-7=

Find the value of Sy- 7 given that - 2y +1=3.Simplif our answer as much as possible-example-1
User Joni
by
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1 Answer

6 votes

5y -7 = -12

Step-by-step explanation:

First we will solve this: - 2y +1=3

Collect like terms:

-2y = 3-1

-2y = 2

Divide both sides by -2

y = 2/-2

y = -1

Insert the value of y:

5y -7 = 5(-1) - 7

= -5 - 7

= -12

Therefore, 5y -7 = -12

User MyGGaN
by
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