Answer:
The answer is B
Explanation:
The reasoning behind this is because in the second step, if you were to add all of the numbers you would get the solution of -5x or something like that.
Hope this helps!
x = 8
Step 1 : Simplify the equation
3(x-5) + 7x = 65
3x - 15 + 7x = 65
Step 2 : Make x the subject
3x + 7x = 65 + 15
10x = 80
x = 80/10
!!
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