C because it’s c trust me
12-9=3
3+12+4,5=19,5
19 hours and 30 min
Answer:
The question is asking which combinations of 
make different types of equations. y=2x^2 makes a quadratic equation, y=-4x+1 makes a linear equation, and y=1 makes a horizontal line
Answer:
3/5
Step-by-step explanation:
3/4 x 4/5 = 3/5
