Dory = 11 x Carly
Together => d + c = 156
11c + c = 156
12c = 156
C = 156 : 12
C = 13
Carly biked 13 miles
Dory = 11 x c = 11 x 13 = 143 miles
Prove
143 + 13 = 156 miles together
Answer:
3^2+2^2=13

= 3.60555
Step-by-step explanation:
prove me wrong
Answer:
-6x^2-288
Step-by-step explanation:
18x - 432 - 18x - 6x² +144
Combine like terms
-6x^2+18x-18x-432+144
-6x^2-288
Hi
3n + 16 = 7n
3n - 7n = -16
-4n = -16
x = -16/-4
x= 4