Question

Find the missing value 7/8 = x/28.8 WITH WORK

Answer 1

Answer:

$\displaystyle x = 25.2$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Equality Properties

Step-by-step explanation:

Step 1: Define

$\displaystyle \frac{7}{8} = \frac{x}{28.8}$

Step 2: Solve for x

1. Cross-multiply:                    $\displaystyle 201.6 = 8x$
2. Isolate x term:                     $\displaystyle 25.2 = x$
3. Rewrite:                               $\displaystyle x = 25.2$