Answer:
Doing the same for me :(
Step-by-step explanation:
Answer:
B. Commutative
Step-by-step explanation:
He can do that because it's a sum
Answer:
the answer is D {-5, -13}
Answer:
$890.4
Step-by-step explanation:
840 + .06(840)
840 + 50.4
890.4
They are basically like groups. Take -3x+2x , Just do -3 +2 = -1 and then just add the x. So -1x. Next you have -5y+10y . Just do -5 + 10 = 5 and remember to add the x on so your final answer should be -1x + 5y