How to justify each step in the solution of 5x+15=0

the quick shop company uses function C (w) to calculate the costs in dollars, C, for shipping an item weighing w ounces. which statement about the shipping rate is true?

836 million in scientific notation

By what factor must you multiply a number in order to double its square root? With an example.

Farid takes 7/8 teaspoons of allergy medicine, how much medicine is taken in one week

What is the LCM of 16 and 24

Raphael paid $ 660 for a camera during a 20 % off sale. What was the camera's regular price?

Among Drivers insured by a company, 60% are woman, 35% are at high-risk and 22% are high-risk women. The probability that the driver is either high-risk or a woman is?

Shelby earns $190 per week at her part time job and she spends $15.20 each week eating at the local fast food restaurant. What percent of her weekly income does she spend eating out? 12.5% 28.8% 8% None of these.

Mau bought a television for 330. The tax rate is 8% what is the total amount paid for the television

What happens when blue sounds like thunder, but thunder tastes like red?