189=9l*7w

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Solution for 189=9l*7w equation:


Simplifying
189 = 9l * 7w

Reorder the terms for easier multiplication:
189 = 9 * 7l * w

Multiply 9 * 7
189 = 63l * w

Multiply l * w
189 = 63lw

Solving
189 = 63lw

Solving for variable 'l'.

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

Add '-63lw' to each side of the equation.
189 + -63lw = 63lw + -63lw

Combine like terms: 63lw + -63lw = 0
189 + -63lw = 0

Add '-189' to each side of the equation.
189 + -189 + -63lw = 0 + -189

Combine like terms: 189 + -189 = 0
0 + -63lw = 0 + -189
-63lw = 0 + -189

Combine like terms: 0 + -189 = -189
-63lw = -189

Divide each side by '-63w'.
l = 3w-1

Simplifying
l = 3w-1

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