The difference of two numbers. (a, b) is 21. The difference of 5 times a and 2 times b is 18. What are the values of a, b?

A newspaper published an article about a study in which researchers subjected laboratory gloves to stress. Among 279 vinyl gloves, 60% leaked viruses. Among 279 latex gloves, 14% leaked viruses. See the accompanying display of the technology results.

The base of a triangle is twice that of its height. If the area is 36 square centimeters, then find the length of its base and height.

6x - 7 + 9x - 8 = 90 solve Can you Guys Solve this

A caterer charges $120 to cater a party plus $5 per person. Assume the cost, y, is a linear function of the number of x people. Write an equation in slope-intercept form for this function.

Which of the following question describes the equation a - 5 equals - 12

Starting at home, Emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. She then traveled back home along the same path downhill at a speed of 121212 mph.

When multiplying two binomials, you must multiply each term in the first binomial by each term in the second binomial. Then you add each of the products together to evaluate the expression.

If an orthocenter lies inside of a triangle, then the triangle must be a?

Seventy percent of the engines manufactured on an assembly line are defective. Suppose engines are randomly selected one at a time and tested.

Quiz 6 You might need: Calculat Every month, a group of 46 students write essays in a class. Each student writes 2 essays, and each essay contains an average of 1000 words. How many words do the students write every month?