Answer:
13.5
Step-by-step explanation:
9*4.5=13.5
the answer is 0.70175438596
Answer:
30 students are in the science class and 3 students recieved a failing grade.
The answer would be 5.8 because,
Four more than 25 is 29 so
29/5= 5.8
Answer:
y=-1
Step-by-step explanation:
5x + 3y = 12 ....(*)
4x - 5y = 17....(**)
multiply (*) by : -4 and(**) by 5
you have : -20x -12 = -48.....(1)
20x -25y = 85....(2)
add(1) and(2) : -37y = 37 so : y =37/-37= -1
