Answer:
No solution.
Step-by-step explanation:
Graphs never collide.
Answer:
90
Step-by-step explanation:
If the original price of a bracelet was a
70%a = 63
70/100a = 63
a = 63 × 100/70
a = 90
15 miles per hour = 22 feet per second
Answer:
5 and 1/2 quarts
Step-by-step explanation:
A quart is 2 pints
Use substitution.
2p + 3(2p) = 680
2p + 6p = 680
8p = 680
p = 85
Plug in.
x = 2p
x = 2(85)
x = 170
p = 85