A20% acid solution is mixed with a 70% acid solution to get 50 liters of a 40% solution.
which of the following expressions is equal to 4(50)

a. 0.2x+ 0.7y
b. 2x + 7y
c. x+y

What is the graph of the absolute value equation ? y=|x|-5

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.

Solve the proportionx+1 14 = x-1 20 a. -3/17 b.10/7 c.7/10 or d. -17/3