$90 is what percent of $100? I need help.
1 answer:
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Answer:
Step-by-step explanation:
Each of the equations can be solved as shown below:
a.
(<em>addition property of equality</em>)
(<em>Subtraction property of equality</em>)
<em> (Division property of equality)</em>
<em />
b.
<em>Add like terms </em>
<em /> (<em>Subtraction property of equality</em>)
<em> (Subtraction property of equality)</em>
<em /><em> (Division property of equality)</em>
<em />
c.
d.
<em>The value of x in each </em><em>equation</em><em> are:</em>
<em />
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so we know she has sculptures and paintings, if she sold twice as many paintings as sculptures, that means that for every 2 paintings, she sold 1 sculpture, so the paintings and sculptures are on a 2:1 ratio.
we know she sold a total of 57, so we'll need to split 57 in a 2:1 ratio, we'll simply divide the whole amount of 57 by (2+1) and distribute accordingly.