In adding fractions i believe you add across and multiplying fractions you have to multiply numerator by denominator!
If that answers your question make sure to mark as brainliest!
-procklown
Recall that

.
If you know the Maclaurin series for

, finding this expansion should be easy.
2(2x + 9) + 2(x) = 36
4x + 18 + 2x = 36
Combine like terms.
6x + 18 = 36
Subtract 18 from both sides.
6x = 18
Divide 6 on both sides.
x = 3
Hope this helps!
The best unit of measuring when weighing an elephant would be
b. tons