4(20-m)-3(m)=17

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Solution for 4(20-m)-3(m)=17 equation:


Simplifying
4(20 + -1m) + -3(m) = 17
(20 * 4 + -1m * 4) + -3(m) = 17
(80 + -4m) + -3(m) = 17

Combine like terms: -4m + -3m = -7m
80 + -7m = 17

Solving
80 + -7m = 17

Solving for variable 'm'.

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

Add '-80' to each side of the equation.
80 + -80 + -7m = 17 + -80

Combine like terms: 80 + -80 = 0
0 + -7m = 17 + -80
-7m = 17 + -80

Combine like terms: 17 + -80 = -63
-7m = -63

Divide each side by '-7'.
m = 9

Simplifying
m = 9

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