Simplify. (6 - 21i) - (24 - 4i)

Scott answered 18 out of the 20 questions on his homework assignment correctly. What percent of the question did he miss?

your friend says the sum of two linear expressions is always a linear expression. is your friend correct? explain.

A small sample of computer operators shows monthly incomes of $1,950, $1,775, $2,060, $1,840, $1,795, $1,890, $1,925, and $1,810. what are these ungrouped numbers called?

The reciprocal of 14?

Deduce the RNA If DNA had 5 different bases, a restriction enzyme with a 4-base recognition sequence would predicted to digest the DNA approximately every A. 125 bp. B. 256 bp. C. 425 bp. D. 625 bp. E. 1056 bp.

What is 17/20 written as a decimal

What number is 62.5% of 195?

2/w=0.4/0.7 what is w?

2.6 as an improper fraction

The length of a rectangle is 7cm less than twice it's width. If the area is 30 sq. cm, find the dimensions