(7-b)1.5=-2b

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Solution for (7-b)1.5=-2b equation:


Simplifying
(7 + -1b) * 1.5 = -2b

Reorder the terms for easier multiplication:
1.5(7 + -1b) = -2b
(7 * 1.5 + -1b * 1.5) = -2b
(10.5 + -1.5b) = -2b

Solving
10.5 + -1.5b = -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
10.5 + -1.5b + 2b = -2b + 2b

Combine like terms: -1.5b + 2b = 0.5b
10.5 + 0.5b = -2b + 2b

Combine like terms: -2b + 2b = 0
10.5 + 0.5b = 0

Add '-10.5' to each side of the equation.
10.5 + -10.5 + 0.5b = 0 + -10.5

Combine like terms: 10.5 + -10.5 = 0.0
0.0 + 0.5b = 0 + -10.5
0.5b = 0 + -10.5

Combine like terms: 0 + -10.5 = -10.5
0.5b = -10.5

Divide each side by '0.5'.
b = -21

Simplifying
b = -21

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