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5 votes
Find the value of y when x equals 14 in this equation

-6x + 6y = -42


A. 21

B. 6

C. 7

D. -21

2 Answers

7 votes
y = 7

-6x + 6y = -42

If x = 14, y will be:

-6x + 6y = -42

-6(14)+6y = -42

-84 + 6y = -42

6y = -42 + 84

y = 42/6

y = 7
User Yiye
by
5.4k points
2 votes

Answer:

7.

Explanation:

(-6x14)+(6y)=-42

(-84)+(6y)=-42

(-84)+(6y)=-42

+84 +84

6y=42

42/6=7

Y=7.

User PCoelho
by
5.1k points