There are 1000 litres in a kilolitre. The mass of one litre of water is one kilogram.
What is the mass of a quarter of a kilolitre of water?

no, the equation would be invalid since they are both not equal.

step-by-step explanation:

here you got

4y-6+4y 2-9

first, you would simplify the equation on the form.

4y-6+4y 2-9

then, move all the terms that contains a y to the left and all the other terms to the right.

+4y-4y+-9-6

finally, you will simplify the left and the right side of the equation.

y=-3

1/4 because there is 4 grades.