2 years ago

Please help How do you sove this step by step 3(x-5)=21

2 answers:

7 0

3(x-5)=21
x-5=21/3
x-5=7
x=7+5
x=12

here is the answer.

4 0

step 2; 9x - 36 = 9 • (x - 4) step 1; 3 • (3x - 5) - 21 = 0
9 • (x - 4) = 0 step 4
9=0
x-4=0
the answer is x=4

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