1920=1600*8r

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Solution for 1920=1600*8r equation:


Simplifying
1920 = 1600 * 8r

Multiply 1600 * 8
1920 = 12800r

Solving
1920 = 12800r

Solving for variable 'r'.

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

Add '-12800r' to each side of the equation.
1920 + -12800r = 12800r + -12800r

Combine like terms: 12800r + -12800r = 0
1920 + -12800r = 0

Add '-1920' to each side of the equation.
1920 + -1920 + -12800r = 0 + -1920

Combine like terms: 1920 + -1920 = 0
0 + -12800r = 0 + -1920
-12800r = 0 + -1920

Combine like terms: 0 + -1920 = -1920
-12800r = -1920

Divide each side by '-12800'.
r = 0.15

Simplifying
r = 0.15

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