4(4-r)+1=13

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Solution for 4(4-r)+1=13 equation: 


Simplifying
4(4 + -1r) + 1 = 13
(4 * 4 + -1r * 4) + 1 = 13
(16 + -4r) + 1 = 13

Reorder the terms:
16 + 1 + -4r = 13

Combine like terms: 16 + 1 = 17
17 + -4r = 13

Solving
17 + -4r = 13

Solving for variable 'r'.

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

Add '-17' to each side of the equation.
17 + -17 + -4r = 13 + -17

Combine like terms: 17 + -17 = 0
0 + -4r = 13 + -17
-4r = 13 + -17

Combine like terms: 13 + -17 = -4
-4r = -4

Divide each side by '-4'.
r = 1

Simplifying
r = 1

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