Pick any number. Write it in place of 'x'. If the result is a true statement, then your number is a solution of the equation. Do it again with a different number. Then do it again. Does it matter what your number is ?
Answer:
-163.64..................
1/3 : 2/6
1/2 : 2/4
15/31 : 45/93
hope this helps (;
1 L = 1000 mL
1 kg = 1000 g
You can use this to convert the equations.
200 mL of paint x 5 = 1000 mL (1 liter)
40 g x 5 = 200 grams of paint powder
200 g x 20 = 4000g of paint powder for 20 liters of paint
4000g/600g = 6 2/3
You’ll need 7 packets of paint powder.