10(b-1)-3=57

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Solution for 10(b-1)-3=57 equation:


Simplifying
10(b + -1) + -3 = 57

Reorder the terms:
10(-1 + b) + -3 = 57
(-1 * 10 + b * 10) + -3 = 57
(-10 + 10b) + -3 = 57

Reorder the terms:
-10 + -3 + 10b = 57

Combine like terms: -10 + -3 = -13
-13 + 10b = 57

Solving
-13 + 10b = 57

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '13' to each side of the equation.
-13 + 13 + 10b = 57 + 13

Combine like terms: -13 + 13 = 0
0 + 10b = 57 + 13
10b = 57 + 13

Combine like terms: 57 + 13 = 70
10b = 70

Divide each side by '10'.
b = 7

Simplifying
b = 7

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