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2(6x + 9 - 3x) - 5x + 21 how many solutions are there​
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5 votes
2(6x + 9 - 3x) - 5x + 21 how many solutions are there​

User Saiful Azad
by
7.8k points

1 Answer

3 votes

Answer:

Only one solution.

Explanation:

1) Collect like terms.


2((6x-3x)+9)-5x+21

2) Simplify
(6x-3x)+9 to
3x+9.


2(3x+9)-5x+21

3) Expand by distributing terms.


6x+18-5x+21

4) Collect like terms.


(6x-5x) +(18+21)

5) Simplify.


x+39

Therefore, the answer is x + 39 and there is only one solution possible.

User Pasindupa
by
6.7k points
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