Answer:
5.Let Alisha= A
Riley= R
Jordan= J
A=7
R=A+4= 7+4= 11
J=3*7= 21
Riley=11
Jordan=21
6.Red Marbles= 18
Yellow Marbles=18*3=54
Green Marbles=18-10= 8
7.This year= 28 eagles
Last year=28/4 =7 eagles
Difference= 28-7 = 21 Eagles
8.Joel= 8 pictures
Taylor= 8*3= 24 pictures
1 Row= 4 pictures
24 pictures= 24/4= 4 rows
Answer:
D
Step-by-step explanation:
(f - g)(x)
= f(x) - g(x)
= 3x² - 4 - (x + 2) ← distribute parenthesis by - 1
= 3x² - 4 - x - 2 ← collect like terms
= 3x² - x - 6
Answer:
C.
Step-by-step explanation:
Simplify the expression