Answer:
5x+3x=8x
8x = 32
x=32/8 = 4
boys are 4 x 5 = 20
girls are 4 x 3 = 12
Step-by-step explanation:
Answer:
n²-7n-21
Explanation:
Given the expression:

First, open the brackets:

Next, bring the like terms together and simplify:

21/35= 3/5 this is the lowest fraction
I can’t tell if you want fraction or decimal so ima say 4/9
Hello,
f(x)=(x-2i)(x+2i)(x-7)(x+7)