39-12w=7-16w need to slove step by step but how?

Calculate the density of a rock that has a mass of 454 g and a volume of 100.0 cm3

Julia has a total of 12 T-shirts in her dresser if 3 of the t-shirt are blue what is the ratio of blue T-shirt to non-blue t-shirts in her dresser?

Explain why two employees at a company, earning the same gross pay, might have different net pays

Nico looks at the data of the yellow car. He sees the car traveled 12 laps on the 4-mile track in 15 minutes. How fast is the car traveling in miles per hour?

Which of the following expressions is equivalent to 2x + y - 4y + 8? A. 2x - 4y + 8 B. 2x - 3y + 8 C. 3x - 4y + 8 D. 2x + 3y + 8

Sarah's online bank statement has a current balance of $234.45. Find her error and fix her registry so it will be correct. Transaction Description. Payment/Debit. Deposit/credit Balance Beginning balance. - - - - - $187.22 Early Bird Breakfast. $13.

Tep 3: What factor is used to convert miles per minute to miles per hour?

What operations have inverse relationships? Select all that apply. A Addition and subtraction B Addition and multiplication C Subtraction and division D Multiplication and division E Division and addition

Whoever solves this gets Brainiest. X^3+y=z3=

Mrs. Smith has bolts of material that have lengths of 42, 63, and 105 inches. She needs to cut the fabric into equal length pieces with none left over. What is the greatest length of fabric pieces she can cut?