Step-by-step explanation:
Substitute X for the amount Annie spent
4x-$64 = 100
4x = $164
x = $164/4
x = $41
Answer:
Your correct answer is 37
Step-by-step explanation:
Evaluate for z = 4
(10)(4)−3
(10)(4)−3
= 37
Answer:
32
Step-by-step explanation:
let a = 5
a² + 7 | Original equation
5² + 7 | Substitution of a as 5
25 + 7 | 5 to the power of 2 is 25, as 5*5 = 25.
32 | 25 + 7 = 32
Answer:
33 inches
Step-by-step explanation:
x=length of board
x+2x=99
3x=99
x=33
Answer:
3
Step-by-step explanation:
-3(-3)+4(-3)+3(-2)-4(-3)
9+(-12)+(-6)-(-12)
9-12-6+12
9-6=3