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Complete the solution of the equation. find the value of y when x equals -20. x+3y=7

User Birrel
by
7.5k points

2 Answers

0 votes

Answer:

y=9

Explanation:

replace all x with -20:

3y-20=7

Move the -20 to the other side by adding 20 on both sides:

3y-20+20=7+20

Simplify:

y=9

Hope this helps!

User Amit Thakur
by
8.0k points
5 votes

Answer:

9

Explanation:

-20+3y=7

3y=27

y=9

User Natacha
by
8.4k points

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