# What is equivalent in math? Definition and examples

Equivalent in math is used to mean having the same amount or value.

## Some things that are equivalent in math just to mention a few

### Numerical expressions

7 + 8 and 17 - 2 are equivalent numerical expressions

8 × 5 and 80÷2 are also equivalent numerical expressions

### Fractions

8/8 is equivalent to 12/12

12/3 is equivalent to 4/1

### Money

100 pennies are equivalent to 1 dollar

8 quarters are equivalent to 2 dollars

### Equations

2x + 5 = 15 is equivalent to 2x = 10 (found by subtracting 5 from both sides of the equation)

4x = 8 is equivalent to x = 2 (found by dividing both sides of the equation by 2)

### Algebraic expressions

10x + 10y - 4x - 4y is equivalent to 6x + 6y

x + 2y + 5 + 4x + 8 + 6y is equivalent to 5x + 8y + 13

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