Answer:
45.2 is the constant of proportionality.
Step-by-step explanation:
To solve for x and y, isolate each variable and simplify your equation:
Solve for x:
2x+7=3y-1 (Subtract 7 on each side)
2x=3y-8 (Divide by 2 on each side)
x=

Solve for y:
2x+7=3y-1
2x+8=3y (Add 1 on each side)

=y (Divide by 3)
y=

~I hope this helps!~
Answer:
250
Step-by-step explanation:
85% · n = 212.5
[convert 85% to .85]
.85n = 212.5
n = 212.5/.85
n = 250
Answer:no he misses the rate he needs to run by 30m seconds
Step-by-step explanation:
45/5=9