When you know your equation f(x) and they want you to find f(-4), it means that they want to know what f(x) is worth when x=-4
Therefore, you only need to plug in you x in the equation
f(x)=5x-2
f(-4)=5(-4)-2
=-20-2
=-22 (B)
Each individual contributed $x
3x=$19.50
x=$6.50
Each friend contributed $6.50
Answer:
100
Step-by-step explanation:
hope this helped
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11/15-2/5
Multiply 2 and 5 to get a common denominator of 15
11/15-6/15
=4/15
Answer:
117 grams
Step-by-step explanation:
So this is a oddly phrased question but I believe I understand it. You need to find 10 percent of 1170 grams and that it 117. And for you information I did use calculator to prevent error so don't worry about that.
