exam Maths Puzzle Numerical Ability

solve the equation and state a reason for each step:

2(x-1)+3=17

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exam Other Question

Can someone help me on this problem?

I need to use the distributive property to remove the parentheses in the following expression. I then need to simplify the result if possible.

1/4(20 + 16)

Thanks,
Sher Solve

(7/x-7)+4=3/x-7