Solving Equations With Rational Numbers

Front

Solve the equation: 5x = 70

Back

x = 14

Front

Solve the equation and check your solution: p = 80

Back

p = 80

Front

Solve the equation: x + 3.5 = 9.5

Back

x = 6

Front

Define a rational number.

Back

A rational number is any number that can be expressed as the quotient or fraction p/q of two integers, where p is the numerator and q is the denominator (q ≠ 0).

Front

What is the first step in solving the equation 2x + 3 = 11?

Back

Subtract 3 from both sides to isolate the term with x.

Front

Solve the equation: 3x - 4 = 5

Back

x = 3

Front

What does it mean to check your solution in an equation?

Back

It means substituting your solution back into the original equation to verify that both sides are equal.

Front

Solve the equation: 4.5x = 18

Back

x = 4

Front

What is the principle of balancing equations?

Back

The principle states that you can perform the same operation on both sides of an equation without changing its equality.

Front

Solve the equation: x/2 = 6

Back

x = 12