10*20+m*20=10*40+m

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Solution for 10*20+m*20=10*40+m equation:


Simplifying
10 * 20 + m * 20 = 10 * 40 + m

Multiply 10 * 20
200 + m * 20 = 10 * 40 + m

Reorder the terms for easier multiplication:
200 + 20m = 10 * 40 + m

Multiply 10 * 40
200 + 20m = 400 + m

Solving
200 + 20m = 400 + m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
200 + 20m + -1m = 400 + m + -1m

Combine like terms: 20m + -1m = 19m
200 + 19m = 400 + m + -1m

Combine like terms: m + -1m = 0
200 + 19m = 400 + 0
200 + 19m = 400

Add '-200' to each side of the equation.
200 + -200 + 19m = 400 + -200

Combine like terms: 200 + -200 = 0
0 + 19m = 400 + -200
19m = 400 + -200

Combine like terms: 400 + -200 = 200
19m = 200

Divide each side by '19'.
m = 10.52631579

Simplifying
m = 10.52631579

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