Answer:
−3X−30
Step-by-step explanation:
Answer:
4x+4
Step-by-step explanation:
7x -3x +4
Combine like terms
7x-3x = 4x
Substitute back into the expression
4x+4
To find out how much she earned hourly, all we need to do is divide 312 and 39
312 ÷ 39 = 8
Therefore, she was paid $8 per hour
Hope this helps!
Answer:
2√5 - 3
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Terms/Coefficients
- Expand by FOIL
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
(√5 + 4)(√5 - 2)
<u>Step 2: Simplify</u>
- Expand [FOIL]: (√5)² - 2√5 + 4√5 - 8
- Combine like terms: (√5)² + 2√5 - 8
- Evaluate exponents: 5 + 2√5 - 8
- Combine like terms: 2√5 - 3
To solve this all we need to do is multiply.
Since 1 kg is for $8, then we will multiply to see how much 16 kg would be for.
16 × 8 = 128
So, 16 kg is for $128.
Hope I helped ya!!!!
