Let the number be x.
8 - x = x -34
2x = 8 + 34
2x = 42
x = 21
Answer: The number is 21.
Answer:
<h2>Addition Property of Equality</h2>
Step-by-step explanation:
When doing algebra, you need to reverse operations. When you reverse an operation, you use one of the properties. For example, if you add 3x to undo subtracting 3x, you are using the addition property of equality, because the equation still equal.
<h2>I'm always happy to help :)</h2>
Yes they are equivalent. This is because if you simplify each fraction : 288/12 and 240/10 they both equal 24.

Answer:
- 2 cups ⇔ 16 fluid ounces
- 96 ounces ⇔ 6 pints
- 12 pints ⇔ 24 cups
- 4 quarts ⇔ 1 gallon
<em>Also see attached</em>