Answer:
x=-3 or x=9
(the or doesnt mean anything its just supposed to be there)
I agree when you plug in the formula A=hb/2=14•12.2/2 = 85.4
Answer:
80 hours.
Step-by-step explanation:
20,000 / 1,000 = 20
4 x 20 = 80
Hope this helps.
Answer:
4.25+9.75+0.5x≤18
Step-by-step explanation:
4.25+9.75+0.5x≤18
14+0.5x≤18
0.5x≤4
x≤8
She can buy at most 8 packs of crackers.
Hope this helps :)
Answer:
a = 6, b = 22.5
Step-by-step explanation:
One triangle is 2.5 times bigger than the other.
9*2.5=22.5 which means b = 22.5
15/2.5=6 which means a = 6
