25. The product of 8 and the difference between a number and 9 is 96. What is the number?
The answer is 13.
So, 8*(x-9)=96
8*12=96
So, what number minus 9=12? 13.
26. When 12 is added to half the sum of a number and 8, the result is 40. What is the number?
The answer is 40.
12+ (x+8)=40
12 +28=40, so what plus 8 =28? 20.
20 times 2 is 40.
27. The difference between a number and 5, when multiplied by 3, is 36. What is the number?
The answer is 17.
(x-5)*3=36
12*3=36, so what minus 5=12? 17.