Answer:
The answer is A
Step-by-step explanation:
(x + 1) / 5 = (x + 5) / 7
cross multiply
(x +1) x 7 = 5 x (x + 5)
7x + 7 = 5x + 25
take the like terms to one side
7x - 5x = 25 - 7
2x = 18
divide by 2 to isolate x
2x / 2 = 18 / 2
x = 9
check:
9 + 1 / 5 = 9 + 5 / 7
10 / 5 = 14 / 7
2 = 2
Answer:
18.50 = total
4.07 = tip
Step-by-step explanation:
18.50 + 4.07 = 22.57
Answer:
158.4cm³
Step-by-step explanation:
4.4*9*12/3=158.4cm
length*width*height divided by 3
