



solid line. we shade above the line

the dotted line. shadow above the line
Answer in the attachment (the first graph).
Answer:
x+8
Step-by-step explanation:
144-24 =120
120/15=8
x=8
Answer:
30
Step-by-step explanation:
Substitue 3 for every x in the equation
10(3)-(3*3)(2*3)+(3)^2(2*3)
Multiply
30-(9)(6)+9(6)
30-54+54=30
Answer:
1,645
Step-by-step explanation:
46
When it says f(4) that means x=4
So you then just fill in all the x’s with 4’s and solve as normal