53+4(b)=21

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Solution for 53+4(b)=21 equation: 


Simplifying
53 + 4(b) = 21

Solving
53 + 4b = 21

Solving for variable 'b'.

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

Add '-53' to each side of the equation.
53 + -53 + 4b = 21 + -53

Combine like terms: 53 + -53 = 0
0 + 4b = 21 + -53
4b = 21 + -53

Combine like terms: 21 + -53 = -32
4b = -32

Divide each side by '4'.
b = -8

Simplifying
b = -8

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