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If x + y = 8 find the value of y when x = -1

If x + y = 8 find the value of y when x = -1
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If x + y = 8 find the value of y when x = -1

User Tacoman
by
8.3k points

2 Answers

3 votes
Your answer would be y=9
User Danijela
by
8.6k points
6 votes
First, replace x with the value of x.

x + y = 8 becomes -1 + y = 8

Solve for y.

-1 + y = 8
y = 9 <-- Add 1 to each side

So, y is equal to 9.
User Blvz
by
8.1k points
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