Which expression is equivalent to -2.1 + (-5.9) + (-3.7)? a. (2.1 + 5.9 + 3.7) b. (2.1 + 5.9) + (-3.7) c. -2.1 - (5.9 + 3.7) d. -(2.1 - 5.9) + (-3.7) explain so i can understand.

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

How can you tell when x and y are not directly proportional?

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.