Answer:
f(10)=342
Step-by-step explanation:
f(10)= 3(10)^2+6(10)-18
complete your exponet first and multiply 6(10)
f(10)=3(100)+60-18
multiply the 3(100)
f(10)=300+60-18
add and subtract all the numbers together
f(10)=342
Answer:
$91.14
Step-by-step explanation:
11.76 (7) = 82.32
11.75 (.75) = 8.82
458= 339+34h
Subtract 339 from both sides
119=34h
Divide both sides by 34
3.5=h
Final answer: 3 and a half hours
Answer:
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Step-by-step explanation:
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Answer:
y = -5/3x + 20
Step-by-step explanation:
y = -5/3x + b
-5 = -5/3(15) + b
-5 = -25 + b
20 = b
y = -5/3x + 20