10-2r=4

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Solution for 10-2r=4 equation: 


Simplifying
10 + -2r = 4

Solving
10 + -2r = 4

Solving for variable 'r'.

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

Add '-10' to each side of the equation.
10 + -10 + -2r = 4 + -10

Combine like terms: 10 + -10 = 0
0 + -2r = 4 + -10
-2r = 4 + -10

Combine like terms: 4 + -10 = -6
-2r = -6

Divide each side by '-2'.
r = 3

Simplifying
r = 3

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