12% of the books in the public library are mathematic books if there are 90,000 books in the library find the number of mathematics books

Use the substitution method to solve the system of equation. choose the correct ordered pair. 3x - y=3 y=2x + 2 A. (2,6) B. (5,12) C. (4,10) D. (3,8)

Multiply (-7) x (2) x (-2)

There are 360 cell phone minutes for 4 people in a family. Can each person get the same number of minutes per months? If, so how many?

Given the expression (7 - 4i) - (2 + 6i), perform the indicated operation and write the answer in the form a + bi.

If a team lost 9 games and won 5 games then what is the teams win - loss ratio?

Mary sells boxes of cookies for $4 each. Jim sells boxes of cookies for $10 each. Each of them sold the same dollar amount. It was the smallest dollar amount for which this was possible.

What is 1% of 600 this is from teaching textbooks

How to determine how many triangle are possible for ssa triangles?

Selina earns 8% commission on sales. On one sale, her commission was $20.40. What was the amount of that sale?

Consider the polynomials A=4x2-10 and B=-6x2-5. Determine the sum and difference of these polynomials. A+B= A-B=