3l+3(l-7)=153

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Solution for 3l+3(l-7)=153 equation:


Simplifying
3l + 3(l + -7) = 153

Reorder the terms:
3l + 3(-7 + l) = 153
3l + (-7 * 3 + l * 3) = 153
3l + (-21 + 3l) = 153

Reorder the terms:
-21 + 3l + 3l = 153

Combine like terms: 3l + 3l = 6l
-21 + 6l = 153

Solving
-21 + 6l = 153

Solving for variable 'l'.

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

Add '21' to each side of the equation.
-21 + 21 + 6l = 153 + 21

Combine like terms: -21 + 21 = 0
0 + 6l = 153 + 21
6l = 153 + 21

Combine like terms: 153 + 21 = 174
6l = 174

Divide each side by '6'.
l = 29

Simplifying
l = 29

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