Answer:
10
Step-by-step explanation:
C = 0.75 + L
For L = 3 ; Cost, C = 3.75
3.75 = 0.75 + 3L
3.75 - 0.75 = 3L
3 = 3L
L = 3/3
L = $1
C = 0.75 + 1L
If amount spent is $10.75; C = 10.75
10.75 = 0.75 + L
10.75 - 0.75 = L
10 = L
Number of letters = 10
Answer:
1) -8h and 4h
2) 3t and 7t
3) -4e and 3e
4) -2b and b
Step-by-step explanation:
They all have the same variable as the other in the pair. There aren't any other variables added or exponents.
Answer:
(y-2) (y+15) or (y+15) (y-2) either way
Step-by-step explanation:
y^2+13y-30
y^2+15y-2y-30
y(y+15)-2(y+15)
(y+15) (y-2)
Answer:
287.7 u gotta be kidding,
Step-by-step explanation:
42×6.85=287.7
F(x) = 2(x)² + 5√(x+2)
f(0) = 2(0)² + 5√(0+2)
= 0 + 5√2
= 5√2
= 7.07 (nearest hundredth)
Answer: 7.07