Answer:
<h2>5(x + 7)²</h2>
Step-by-step explanation:

Answer:
-6x^2+x+8
Step-by-step explanation:
Add -1 and 9 because they are the only like terms
Well first you would start by setting up with a proportion.
In total, the girls paid $54+$22= $76
Thus 1 sister contributed $54/$76=x/100
The other sister contributed $22/$76=x/76
For each proportion, cross-multiply and simplify to get the percentage. The percentage will be the x
Hi,
Work:
Equation;

Root = (0, 0)
Domain: x = R
Vertical Intercept = (0, 0)
Hope this helps.
r3t40
Multiply 23.93 by 14. There’s the answer