Add 5 to any number x and then multiply by 8. What is the result?
The sum of 5 and x is x+5
Hence the expression after multiplying the sum by 8 is 8x+5
Take any number. Multiply it by 10. Add 7to the result. Subtract z from the result. What is the final result?
Think a number. Multiply it by 3 and add 4 to the result. What is the result?