9l-7=2l-4

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Solution for 9l-7=2l-4 equation:


Simplifying
9l + -7 = 2l + -4

Reorder the terms:
-7 + 9l = 2l + -4

Reorder the terms:
-7 + 9l = -4 + 2l

Solving
-7 + 9l = -4 + 2l

Solving for variable 'l'.

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

Add '-2l' to each side of the equation.
-7 + 9l + -2l = -4 + 2l + -2l

Combine like terms: 9l + -2l = 7l
-7 + 7l = -4 + 2l + -2l

Combine like terms: 2l + -2l = 0
-7 + 7l = -4 + 0
-7 + 7l = -4

Add '7' to each side of the equation.
-7 + 7 + 7l = -4 + 7

Combine like terms: -7 + 7 = 0
0 + 7l = -4 + 7
7l = -4 + 7

Combine like terms: -4 + 7 = 3
7l = 3

Divide each side by '7'.
l = 0.4285714286

Simplifying
l = 0.4285714286

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