Write the following phrase as a variable expression. Use x to represent "a number".

the sum of a number and four The translation is

What is the least common denominator of the fraction 4 over x plus the fraction 2 x over x minus 1 plus the fraction x plus 3 over 2 x? Choices - A. 2x - 1 B. 2x (x - 1) C. 2 (x - 1) D. 2 (x2 - 1)

What numbers multiply to - 30 and add to - 3

1. Billy purchased 20 gallons of gas for $45.00. If each gallon had cost $0.45 less, how many gallons could he have bought?

For the first 3 years of a horse's life, the weight, w (in kilograms), of the horse approximately fits the formula w (t) = 30+170t, where t is the age of the horse in years.

What is 66253 divided by 590?

A convex polyhedron has (8a) faces, (6a + 6) vertices, and (15a) edges. What is the value of a? Euler's formula: V + F = E + 2 a =

An acute angel measure is

A cruise ship is traveling at a speed of 20 knots. Each knot is 1.151 mph What is the speed is the ship traveling in yards per second

A garden has the shape of a right triangle with one leg 3 meters longer than the other. The hypotenuse is 3 meters less than twice the length of the shorter leg. What is the length of the shorter leg?

What is a equivalent fraction for 28 15/8