25*-25=r

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Solution for 25*-25=r equation:


Simplifying
25 * -25 = r

Multiply 25 * -25
-625 = r

Solving
-625 = 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.
-625 + -1r = r + -1r

Combine like terms: r + -1r = 0
-625 + -1r = 0

Add '625' to each side of the equation.
-625 + 625 + -1r = 0 + 625

Combine like terms: -625 + 625 = 0
0 + -1r = 0 + 625
-1r = 0 + 625

Combine like terms: 0 + 625 = 625
-1r = 625

Divide each side by '-1'.
r = -625

Simplifying
r = -625

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