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3 votes
3 votes
Solve the equation. Check the solution.
9-17x-5-4x=7

User Moshe Sommers
by
2.8k points

1 Answer

23 votes
23 votes

Answer:

x = -1/7

Explanation:

Solve for x

9-17x-5-4x=7

Combine like terms

-21x +4 = 7

Subtract 4 from each side

-21x-4+4 = 7-4

-21x = 3

Divide each side by -21

-21x/-21 = 3/-21

x = -1/7

Check

9 - 17(-1/7) -5 -4(-1/7) =7

9 + 17/7 -5 + 4/7 =7

4 +21/7 = 7

4+3 = 7

7=7

User Kyrofa
by
2.6k points