Use the substitution method
h(x) = −2x −10
h(-4)= -2(-4)-10
Multiply first then do -10
8-10
h(-4)= -2
Answer : h(-4)= -2 : first choice
Answer:
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Step-by-step explanation:
What is the simple interest rate?
Answer:
8%/year
Step-by-step explanation:
Answer:8%
Step-by-step explanation:
What is the value of the unknown number
Answer:
4
Step-by-step explanation:
5(12+x)=80 Create equation. x is the unknown number.
60+5x=80 Distributive property.
5x=20 Isolate variable.
x=4 Divide on both sides by the coefficient.
B: B
C: C
D: D
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Answer:C
Step-by-step explanation:
a.y=8x- 81
c. y=8x- 9
b. y=-1/8x-63/8
d. y = -1/8x+585/8
Answer:
C
Step-by-step explanation:
slope = -1/8
intercept = -63/8