Assume a = b and c ≠ 0. Which of the following sentences is not true?

1. a + c = b + c

2. a - c = b - c

3. ac = bc

4. a b

- = -

c c

5. none of these

Solve for n. 0.7 (6 - 0.3n) = - 2.1

After Mia gave 1/4 of her milk to Dante, Dante had twice as much milk as Mia. What was the ratio of the amount of milk Mia had to the amount of milk Dante had initially

Over time, a patient needs to get allergy shots totaling 60 mL. If the first 20 shots are each 0.5 mL, the next 20 shots are each 1 mL and thereafter each shot is 2 mL, how many shots does the patient get altogether?

What is the value of the expression 16 - (5.2*3) + 7

Which pair of expressions are equivalent? 6t+5 + 2t and 11t+5 P+3 + 2p and 5t+3 3n+7+n and 4n + 7 2X+2+7x and 9x+7

What is 6 divided by 2

What is 1.2x=6? And can You show me the work?

A statue is seven and one-half feet tall. How many inches tall is the statue? 1 foot = 12 inches

What is 1 fifth of a clock

What is the mode of this data set? 80, 95, 100, 85, 95, 110, 90, 112, 110, 96, 95, 100