The amount of snow on the ground increased by 4 inches between 4 p. m and 6 p. m. If there was 6 inches of snow on the ground at 4 p. m how many inches were on t he ground at 6 p. m?

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One winter night the temperature fell 13 degrees between midnight and 5 A. M. By 9 A. M. the temperature had doubled from what it was at 5 A. M. By noon, it had risen another 9 degrees to 29 degrees. What was the temperature at midnight?

Is the square root of 31 a rational or irrational number? Explain your reasoning.

There are 9 computers and 72 students. what is the unit rate of students to computers?

After all the taxes are withheld, Joan's take-home pay is about 73.5% of her total earnings. Estimate her take-home pay if her total earnings are $589. $150 $450 $520 $870

Below are two expressions. Simplify each and then choose the statement that is true. Expression #1: (3x2) 3x2 Expression #2: (3x3) 2 (x2) A) The exponents in Expression #1 are greater than the exponents of Expression #2.

Can you guys give me step by step on how to solve this ... ik the answer. "infinitely many solutions" I need the STEPS 5 + x - 12 = x - 7

A company's sales decreased by 8% this year, to $9015. What were their sales last year? (Round your answer to the nearest penny.) My answer was 9,736.2, but the correct answer was 9798.91. Could someone explain how did they get to 9798.91?

Find the difference (2ab+7a+1) - (8ab+9)

Use four 8's to make 8

Terri brought 1.74 meters of rope. Gracie brought 1.64 meters of rope. Who brought more rope