Answer:
a2 - 3ab + b2
Step-by-step explanation:
just saying the 2s are squared :)
7 + 18 = 25
25 ÷ 7 = 3.5714285714285714285
so 3.5714285714285714285 is the answer
Answer:
200
the ratio is 1:2 i thought about how i could get a solution then i realized i could split the 600 in too three parts to match the ratios different aspects and walla i got 200
Collect like terms
-3w - 7 w =5
Divide both sides by -10
-10w =5
w = -1/2