<u><em>Answer</em></u>

<u><em>Explanation</em></u>
Based on the given conditions, formulate:: 
Substitute
into
:: 
Rearrange variables to the left side of the equation: 
Calculate the sum or difference: 
Divide both sides of the equation by the coefficient of variable: 
Cross out the common factor: 
Answer:
The ratio between girls and boys in the cafeteria is 5:7.
Step-by-step explanation:
1) 25:35
2) Simplify by dividing each variable by 5, since it's the greatest common factor between them.
3) 25/5 is 5. 35/5 is 7.
4) 5:7
Answer:
k = -3
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
Step-by-step explanation:
<u>Step 1: Define</u>
-9 = k - 6
<u>Step 2: Solve for </u><em><u>k</u></em>
- Add 6 to both sides: -3 = k
- Rewrite: k = -3
Answer:
1353.13
Step-by-step explanation:
1250*.0825= 103.125+1250= 1353.125
then round to the hundredths place to get 1353.13
You have to get 8.25% to a fraction to be able to multiply move the decimal point to the left twice.