Answer:
x = 12
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Equality Properties
- Combining Like Terms
Step-by-step explanation:
<u>Step 1: Define</u>
-2(5x - 5.5) + 8 = -9x + 2 - (-5)
<u>Step 2: Solve for </u><em><u>x</u></em>
- Distribute: -10x + 11 + 8 = -9x + 2 + 5
- Combine like terms: -10x + 19 = -9x + 7
- Add 10x to both sides: 19 = x + 7
- Subtract 7 on both sides: 12 = x
- Rewrite: x = 12
Answer:
1.92 miles
Step-by-step explanation:
she had walked 10 miles so that is where you start
Monday she had walked 2.38 so you subtract that from her total
Tuesday she had walked 2.4 so you subtract that from your new total
Wednesday she had walked 3.3 and you subtract that from the new total also
Thursday she had not walked anything so your remaining total is the amount she had walked on Friday
Answer:
3.14x40 = C.) 125.6cm
Step-by-step explanation:
Hope I helped
Answer:
Step-by-step explanation:
The equation for finding the area of a circle of A=pi(r^2). Just plug in r=4 to find the area:
A=pi(4^2)
A=16pi
A=50.27 units squared
