Answer:
f(3) = -35
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
f(x) = -7(x + 2)
f(3) is x = 3
<u>Step 2: Evaluate</u>
- Substitute: f(3) = -7(3 + 2)
- Add: f(3) = -7(5)
- Multiply: f(3) = -35
Answer:
it's 14.68
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
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First we have to see the formula of profit, which is

And it is given that profit should be atleast $150, that is

Let Ritax dollars per cake, so for 15 cakes, she charge 15x .
And she epent 30 dollars for 15 cakes.
So we will get

Adding 30 to both sides

Correct option is the second option .