Balancing Equations

Front

What is a balanced equation?

Back

A balanced equation has the same number of each type of atom on both sides of the equation.

Front

What does 'm' represent in an equation?

Back

In an equation, 'm' usually represents a variable or unknown value that we need to find.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform operations to get the variable alone on one side of the equation.

Front

What is the first step to solve the equation m + 27 = 200 - 122?

Back

First, simplify the right side: 200 - 122 = 78.

Front

What is the solution to the equation m + 27 = 78?

Back

m = 78 - 27, so m = 51.

Front

What does 'y' represent in the equation y x 6 = 36 - 12?

Back

In this equation, 'y' is a variable that we need to solve for.

Front

How do you simplify the right side of the equation y x 6 = 36 - 12?

Back

First, calculate 36 - 12 = 24.

Front

What is the solution to the equation y x 6 = 24?

Back

y = 24 ÷ 6, so y = 4.

Front

What is the equation 51 + 30 = 9 x ___ asking for?

Back

It is asking for the number that, when multiplied by 9, equals 81 (51 + 30).

Front

What is the solution to the equation 9 x ___ = 81?

Back

___ = 81 ÷ 9, so ___ = 9.