Asked by Joe
The difference of a number and 7 is the same as 45 less the number. find the number
Answers
Answered by
Heather
difference means subtraction, is means equals, and less than the number is subtraction. so...
x-7=45-x
2x= 52 (solve for number)
x=26 (divide by two)
you can use any variable you choose, as long as the left and right part of the equation has the same variable
x-7=45-x
2x= 52 (solve for number)
x=26 (divide by two)
you can use any variable you choose, as long as the left and right part of the equation has the same variable
Answered by
Ms. Sue
n - 7 = 45 - n
2n = 52
n = 26
2n = 52
n = 26