If a student mixes 3.5 ml of yellow paint and 5.25 ml of blue paint to make the same shade of green, how many ml used in total
1 answer:
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Answer:
= -
Step-by-step explanation:
Given
=
( cross- multiply )
2(a - b) = 3(a + 2b) ← distribute parenthesis on both sides )
2a - 2b = 3a + 6b ( subtract 3a from both sides )
- a - 2b = 6b ( add 2b to both sides )
- a = 8b ( divide both sides by 8 )
- a = b ( divide both sides by a )
- =
