10x+4x-15=145

What is x?

Five times k (a=5k, b = k+5, c=k/5, d=5-k

The 6:00 am temperatures for four consecutive days in the town of Lincoln were - 12.1 C, - 7.8C, - 14.3 C, and - 7.2C. What was the average 6:00 am temperature for the four days

Log38 in simplest form

Cody has a strip of paper 10 centimeters long he cut it into three pieces one piece is 4 centimeters long the second piece is 3 centimeters how long is the third piece

The average weight of a basketball is 21 1/8 ounces. the average weight of a baseball is 5 2/8 ounces. How many more ounces does the basketball weigh?

Vivian's gross income each month is $2,600 and her expenses each month are $2,000. She wants to create an emergency fund that holds 6 months worth of expenses. How much money needs to be in Vivian's emergency fund?

Find the five arithmetic means between - 2 and 16.

How do you Reduce 11/6

What is5*5*5*5*5*5*5*5*5*5*5*5

How Many solutions does the system 2x-y=-5 And 2x+Y=5 Have