C - 7.6 = -4
c = -4 + 7.6
c = 3.6
Chris is going 10 mph. After 9 hours, Chris has gone 90 miles. Elena is going 14 mph. After 9 hours, she has gone 126 miles. 126 miles is 36 miles more then 90 miles.
When writing fractions in simplest form, there are two rules to follow. First, ask if the numerator and denominator can be divided by the same number. Second, see if at least one number in the fraction is a prime number. We do as follows:
7500 / 320 / 20/20 = 375 / 16
Answer:
it is equivelant
Step-by-step explanation:
y=3 would mean,
8(3)+7+2(3)+11=48
10(3)+18=48