Book Maths Puzzle Algebra

The sum of two numbers is 89. Adding four times the first number to the second number gives 155. Express this equation algebraically.

Read Solution (Total 0)

Book Other Question

A person invested $10,000. The greater part is invested at 6% and the remainder at 5%. The annual income from the greater part is $160 more than the annual income from the smalle Troy is 8 years older than skip. In 3 years Troy will be twice as old as skip. How old is Troy now?