B because I don’t even know lol
X= 6
5x-10 = 20
5x=20+10
5x=30
x= 6
Answer:
69
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>
c - 9x
c = 6
x = -7
<u>Step 2: Evaluate</u>
- Substitute: 6 - 9(-7)
- Multiply: 6 + 63
- Add: 69
<h2>Problem 6:</h2><h2>a)</h2>





<h2>b)</h2>

<h2>c)</h2>

<h2 />