the sum of the digits of a certain two-digit number is 4 when you reverse its digits you increase the number by 18 find the number

Find the half-life (in hours) of a radioactive substance that is reduced by 25 percent in 100 hours.

Why did orgo check hos animal cookies before eating any

Step 1: 1x-21+3=7 step 2: 1x-21=7-3 step 3: 1x-21=4 what would the next step be to solve equation

Ted has a fixed amount of money in his budget for holiday gifts. He decides that his wife and his mother will receive gifts of equal value.

How to factor the trinomial 3 x^{2} + 8 - 3

Create your own trinomial that has a gcf and can be factored into two binomials. show factoring out the gcf first from all three terms, then factor the remaining trinomial into two binomials.

Giovanni is at the market, he notices that 7 apples cost $4.55. How much does he pay for 9 apples?

A cube has a volume of 125 cubic millimeters what its the edge of the cube?

Each bookmark requires 0.25 yards of ribbon LaTreace wants to make 74 bookmarks how many feet of ribbon must she buy?

List the 4-digit numbers that fit these clues