1.6r+9=1.4r+13

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Solution for 1.6r+9=1.4r+13 equation:


Simplifying
1.6r + 9 = 1.4r + 13

Reorder the terms:
9 + 1.6r = 1.4r + 13

Reorder the terms:
9 + 1.6r = 13 + 1.4r

Solving
9 + 1.6r = 13 + 1.4r

Solving for variable 'r'.

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

Add '-1.4r' to each side of the equation.
9 + 1.6r + -1.4r = 13 + 1.4r + -1.4r

Combine like terms: 1.6r + -1.4r = 0.2r
9 + 0.2r = 13 + 1.4r + -1.4r

Combine like terms: 1.4r + -1.4r = 0.0
9 + 0.2r = 13 + 0.0
9 + 0.2r = 13

Add '-9' to each side of the equation.
9 + -9 + 0.2r = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 0.2r = 13 + -9
0.2r = 13 + -9

Combine like terms: 13 + -9 = 4
0.2r = 4

Divide each side by '0.2'.
r = 20

Simplifying
r = 20

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