This isocles triangle has 2 sides of equal length, a that are longer than the length of the base, b, The perimeter of the triangle is 15.7 centimeters. The equation is 2a+b=15.7 models this information. If one of the longer sides is 6.3 centimeters which equation can be used to find the length of the base? A) 6.3+b=15.7 B) 12.6+b=15.7 C) 2a+6.3=15.7 D) 2a+12.6=15.7

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

answer: give more info

step-by-step explanation:

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i

6.5

step-by-step explanation:

you said it was in the question

~courtney