The sum of four times a number and negative three is twelve. what is the number?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height