9l-7x-4l-9=-45

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Solution for 9l-7x-4l-9=-45 equation:


Simplifying
9l + -7x + -4l + -9 = -45

Reorder the terms:
-9 + 9l + -4l + -7x = -45

Combine like terms: 9l + -4l = 5l
-9 + 5l + -7x = -45

Solving
-9 + 5l + -7x = -45

Solving for variable 'l'.

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

Add '9' to each side of the equation.
-9 + 5l + 9 + -7x = -45 + 9

Reorder the terms:
-9 + 9 + 5l + -7x = -45 + 9

Combine like terms: -9 + 9 = 0
0 + 5l + -7x = -45 + 9
5l + -7x = -45 + 9

Combine like terms: -45 + 9 = -36
5l + -7x = -36

Add '7x' to each side of the equation.
5l + -7x + 7x = -36 + 7x

Combine like terms: -7x + 7x = 0
5l + 0 = -36 + 7x
5l = -36 + 7x

Divide each side by '5'.
l = -7.2 + 1.4x

Simplifying
l = -7.2 + 1.4x

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