Writing Equations

Front

A number five times is twenty five.

Back

5x = 25

Front

The sum of x and ten is twenty.

Back

x + 10 = 20

Front

Five less than a number n is thirty four.

Back

n - 5 = 34

Front

The sum of 6 and a number is 5 less than forty.

Back

6 + x = 40 - 5

Front

The sum of x and 8 is three less than four

Back

x + 8 = 4 - 3

Front

Thrice a number is 2 more than thirty two.

Back

3x = 32 + 2

Front

The sum of x and fifteen is fifty six

Back

x + 15 = 56

Front

Equation for change: John buys an MP3 Player for $30.98 and pays $40.

Back

30.98 + c = 40

Front

Equation to find number of posters for $1,000 with $250 base charge and $2 per poster.

Back

2x + 250 = 1000

Front

The length of a rectangular field is 75 yards. This is 3 yards more than twice the width. How could I find the width of the field?

Back

2w + 3 = 75