Adding the opposite to both sides of an equation is a process better known as?

Write the equation for k (x) k (x) = 3x + 6

Convert 0.063 to scientific notation

Solve for x. -25x + 175 > 225 and 5x - 83 ≥ - 73

Which expression shows the result of applying the distributive property to 1/4 (-3n+3/2)

Algebra solving 3v-9=7+2v-v

A rental car cost $20 per day and a room cost $50 per day for how many days can a room and a car be rented so that the total cost does not exceed $350

Which pair of numbers have a GCF of 3? Choose ALL answers that are correct A. 15 and 20 B. 6 and 9 C. 18 and 15 D. 3 and 9

I need to know whether or not 15, 13, 11, 9, ... is an arithmetic sequence

0ne sixth of the dairy cattle on a farm are in the barn. One fourth of the beef cattle are in the barn. There are 12 dairy cattle and 16 beef Cattle in the barn. How many more dairy cattle are on the farm than beef cattle

14. The mode of the data set is 21. What number is missing? 21, 17, _, 25, 23, 13 19. The mean of the data set is 18. What number is missing? 21, 11, _, 27, 22, 13, 16 20. The median of the data set is 81.