Do you use the greatest common factor or the least common multiple to add two fractions? In this example what is it? 4/5+5/6 least common multiple of 3 or greatest common factor 30 or least common multiple 30

Simplify the following expression. 938 + (-158)

Y=3x^2+11x-4 and y=10x-1. solve the system of equations

Write an algebraic expression for the phrase. the product of p and 9 p + 9 p/9 9p p - 9

How would I write a numeric value to represent this equation? I wanted to get Disney plus, my mother said it was okay as long as I get the cheapest. I looked into the passes and the one time pass where I must pay every month is 6.99.

Is 8.42 a irrational or a rational number

If ax+x^2=y^2-ay what is a in terms of x and y?

Jesse wants to build a wooden chest with a volume os 8,100 cubic inches. the length will be 30 inches and the width will be 15 inches. how tall will the chest be?

Why is it that I can't see the answers to questions?

A garden is constructed in the shape of a right triangle with legs of length 10 feet and 12 feet. Find the area of the garden. A) 44 square feet B) 60 square feet C) 120 square feet D) 240 square feet

Two cubes of volumes 8cm3 and 27cm3 are glued together at their faces to form a solid with the smallest possible surface area. What is the number of square centimeters in the surface area of the resulting solid