4r+2=5r+12

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Solution for 4r+2=5r+12 equation:


Simplifying
4r + 2 = 5r + 12

Reorder the terms:
2 + 4r = 5r + 12

Reorder the terms:
2 + 4r = 12 + 5r

Solving
2 + 4r = 12 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
2 + 4r + -5r = 12 + 5r + -5r

Combine like terms: 4r + -5r = -1r
2 + -1r = 12 + 5r + -5r

Combine like terms: 5r + -5r = 0
2 + -1r = 12 + 0
2 + -1r = 12

Add '-2' to each side of the equation.
2 + -2 + -1r = 12 + -2

Combine like terms: 2 + -2 = 0
0 + -1r = 12 + -2
-1r = 12 + -2

Combine like terms: 12 + -2 = 10
-1r = 10

Divide each side by '-1'.
r = -10

Simplifying
r = -10

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