Answer: perm will cost $48
Step-by-step explanation:
Let x be cost of haircut
So perm will cost her 2x
So
x + 2x + 5 = 77
3x = 72
x = 24
Perm will cost 2x24 = 48
1.25 also bc they are parallel
There are no solutions to the given system of equations.
Hope this helps.
Answer:
6
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
7(14 - 8) - 6²
<u>Step 2: Evaluate</u>
- Exponents: 7(14 - 8) - 36
- (Parenthesis) Subtract: 7(6) - 36
- Multiply: 42 - 36
- Subtract: 6
