What is the first step in solving the quadratic equation x2 - 40 = 0? taking the square root of both sides of the equation adding 40 to both sides of the equation squaring both sides of the equation subtracting 40 from both sides of the equation

The measure of 2B is (3x - 4) " and the measure of 2D is (2x-6) °What are the measures of angles B and D? m2B= m2D -

Akira and a business associate agree to invest in a project estimated to cost $1.8 million (1,800,000). They decide to split the costs in a ratio of 7:5. Find the cost to Akira. Round to the nearest dollar.

A key code must contain 4 numerals. There are 10 numerals available. Using these numerals, how many different key codes may be created? O A. 180 B. 210 O C. 3,060 O D. 5,040

Corey needs 24 boards that are 47 in a half inches long how many feet of boards should he buy

What is 22,119 rounded to the nearest hundred?

Write the ratio: 5/3 to 5/4 as a fraction in lowest term

The scale model of a skyscraper being built is 4.2 feet tall. a. When it is finished, the skyscraper will be 525 meters tall. What scale was used to make the model b. The model us made out of a stack of plywood sheets. Each sheet is 0.6 inch thick.

Your heart beats 86 times per minute.

How can you use rates to compare the cost of two boxes of cereal that are different sizes

The radius of a circular disc is 5.8 inches. Find the circumference. Use 3.14 for pi.