7-0.7(b-17)=0.4(b-17)

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Solution for 7-0.7(b-17)=0.4(b-17) equation:


Simplifying
7 + -0.7(b + -17) = 0.4(b + -17)

Reorder the terms:
7 + -0.7(-17 + b) = 0.4(b + -17)
7 + (-17 * -0.7 + b * -0.7) = 0.4(b + -17)
7 + (11.9 + -0.7b) = 0.4(b + -17)

Combine like terms: 7 + 11.9 = 18.9
18.9 + -0.7b = 0.4(b + -17)

Reorder the terms:
18.9 + -0.7b = 0.4(-17 + b)
18.9 + -0.7b = (-17 * 0.4 + b * 0.4)
18.9 + -0.7b = (-6.8 + 0.4b)

Solving
18.9 + -0.7b = -6.8 + 0.4b

Solving for variable 'b'.

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

Add '-0.4b' to each side of the equation.
18.9 + -0.7b + -0.4b = -6.8 + 0.4b + -0.4b

Combine like terms: -0.7b + -0.4b = -1.1b
18.9 + -1.1b = -6.8 + 0.4b + -0.4b

Combine like terms: 0.4b + -0.4b = 0.0
18.9 + -1.1b = -6.8 + 0.0
18.9 + -1.1b = -6.8

Add '-18.9' to each side of the equation.
18.9 + -18.9 + -1.1b = -6.8 + -18.9

Combine like terms: 18.9 + -18.9 = 0.0
0.0 + -1.1b = -6.8 + -18.9
-1.1b = -6.8 + -18.9

Combine like terms: -6.8 + -18.9 = -25.7
-1.1b = -25.7

Divide each side by '-1.1'.
b = 23.36363636

Simplifying
b = 23.36363636

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