Answer:
Both versions of the expression equal the exact same amount;one is just much shorter.Simplifying algebraic expressions is the same idea,except you have variables in your expression.So,Basically you're turning a long expression into something you can easily make sense of
<span>π/10 -2π = -19π/10
hope i helped
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Because u subtract 35-10=? .The ? mark mean your other part to equal your amount
Ok soooooooo you forgot rest of question
First you add the 5+3 (8) then you take your total of 100ml and you divide it by 8. (12.5) That shows you that you need to multiply both sides of the ratio by 12.5 so you get
37.5:62.5