If the side lengths of the base (12) are equal, then they are both 6. so the answer rounded to the nearest tenth is 148.7
Answer:
9x - 13y
Step-by-step explanation:
2(3x - 2y) + 3(x - 3y)
<u>Use distributive law a(b + c) = ab + ac</u>
⇒ 2·3x - 2·2y + 3·x - 3·3y
⇒ 6x - 4y + 3x - 9y
<u>Gather like terms:</u>
⇒ 6x + 3x - 4y - 9y
<u>Combine like terms:</u>
⇒ 9x - 13y