Sum of two consecutive numbers
The sum of two consecutive numbers is -21. What are the two numbers?
Find the Solution
What is the solution of -2(3x - 4 ) = -2x - 2 ?
Alloy Mixture Problem
A metallurgist has one alloy containing 26% aluminum and another containing 60% aluminum. How many pounds of each alloy must he use to make 52 pounds of a third alloy containing 40% aluminum?
Volume of a box
A packaging box has a length that is 5 more than width. The height is 10 more than length. Express in algebraic form the volume of the packaging box.
Find the 59th term of the arithmetic sequence 26, 17, 8,.....?
Subtract the polynomials
What is the difference between (y² - 4y + 9) - (3y² - 6y - 9) ?
Complete the proof If 7a + b = 24 and b = 3, then a = 3
Find the slope
Find the slope of each line passing through (-5,2) and (-4,3) ?
Evaluating the exponents
What is the value of x^2 + x^0 when x = 4 ?
Bako is two times as old as he was five years ago. His mother was six times as he was then. His mother is thirty five years old now.
1. How old is Bako now.
2. How old was his mother when Bako was five years ago.
3. How old will Bako be when his mother is fifty years old.
4. How old was Bako's mother when he was born.
5. What is the difference between Bako's age and his mother's.