49=(r-4)

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Solution for 49=(r-4) equation:


Simplifying
49 = (r + -4)

Reorder the terms:
49 = (-4 + r)

Remove parenthesis around (-4 + r)
49 = -4 + r

Solving
49 = -4 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
49 + -1r = -4 + r + -1r

Combine like terms: r + -1r = 0
49 + -1r = -4 + 0
49 + -1r = -4

Add '-49' to each side of the equation.
49 + -49 + -1r = -4 + -49

Combine like terms: 49 + -49 = 0
0 + -1r = -4 + -49
-1r = -4 + -49

Combine like terms: -4 + -49 = -53
-1r = -53

Divide each side by '-1'.
r = 53

Simplifying
r = 53

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