How much for 5m - (5+7x) = 87

The height of a triangle is 4 centimeters greater than the base. The area of the triangle is 240 square centimeters. Find the length of the base and the height of the triangle.

In a sweet shop you can buy packets of mints for 20p each and bars of chocolate for 30p each. The total cost of m packets for mints and c bars of chocolate is given by the formula T=20m + 30c Use this formula to calculate the cost if: m=2 and c=1 m=

What is 1/40th of 2,000.00

The circumference of the inner circle is 44 ft. The distance between the inner circle and the outer circle is 2 ft. By how many feet is the circumference of 22 outer circle greater than the circumference of the inner circle? Use for t.

In an election about 500,000 people voted in all. What could be the exact number of people who voted in the election?

3x-y=-2 y=2x+3 solve by subtitution

Which expression is equivalent to (-6p + 7) (-4) ?

On Friday, a local hamburger shop sold a combined total of 330 hamburgers and cheeseburgers. The number of cheeseburgers sold was two times the number of hamburgers sold. How many hamburgers were sold on Friday?

Factor the expression. x^2+9xy-52y

First five nonzero multiples of 18