Answer:
Its option number 2 perhaps, sorry if im wrong
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
Answer: b=20
Step-by-step explanation:
Subsitute a for 20.
b=20/4-3
b=20/1
b=20
Answer:
12.5
Step-by-step explanation:
f of x just means y, so you're just finding y when x = 1/2
-2(x + 5) = 2 |use distributive property: a(b + c) = ab + ac
-2x - 10 = 2 |add 10 to both sides
-2x = 12 |divide both sides by (-2)
x = -6