x = number
( 7 + x ) / 3 = 10
Multiply both sides by 3.
7 + x = 30
Subtract 7 to both sides.
x = 23
Check result.
( 7 + x ) / 3 = ( 7 + 23 ) / 3 =
30 / 3 = 10
The sum of 7 and a number divided by 3 is 10 find the number
1 answer