5(k+b)-5(6k+7)=70

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Solution for 5(k+b)-5(6k+7)=70 equation:


Simplifying
5(k + b) + -5(6k + 7) = 70

Reorder the terms:
5(b + k) + -5(6k + 7) = 70
(b * 5 + k * 5) + -5(6k + 7) = 70
(5b + 5k) + -5(6k + 7) = 70

Reorder the terms:
5b + 5k + -5(7 + 6k) = 70
5b + 5k + (7 * -5 + 6k * -5) = 70
5b + 5k + (-35 + -30k) = 70

Reorder the terms:
-35 + 5b + 5k + -30k = 70

Combine like terms: 5k + -30k = -25k
-35 + 5b + -25k = 70

Solving
-35 + 5b + -25k = 70

Solving for variable 'b'.

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

Add '35' to each side of the equation.
-35 + 5b + 35 + -25k = 70 + 35

Reorder the terms:
-35 + 35 + 5b + -25k = 70 + 35

Combine like terms: -35 + 35 = 0
0 + 5b + -25k = 70 + 35
5b + -25k = 70 + 35

Combine like terms: 70 + 35 = 105
5b + -25k = 105

Add '25k' to each side of the equation.
5b + -25k + 25k = 105 + 25k

Combine like terms: -25k + 25k = 0
5b + 0 = 105 + 25k
5b = 105 + 25k

Divide each side by '5'.
b = 21 + 5k

Simplifying
b = 21 + 5k

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