the sum of 7.2 and a number is 10.
Frist, write an equation to describe the situation
+ - x ➗ = x 7.2 10
x + 7.2 = 10
What is the number?
the number is ?.
To find the value of the number, we need to solve the equation:
x + 7.2 = 10
Subtract 7.2 from both sides of the equation:
x = 10 - 7.2
x = 2.8
So, the number is 2.8.