Answer:
Don't have enough infromation to answer that.
Step-by-step explanation:
Answer:
a)2x-3y
b)4(9a-4)
Step-by-step explanation:
<h3>a)</h3>
we want to expand the following expression:

well to do so we consider distributive property thus distribute:

reduce fraction which yields:

simplify Parentheses:

<h3>b)</h3>
in the expression there's a common factor of 4 therefore factor it out:

50.057 = 50.06 <span>to the nearest hundredth.</span>
Answer:
90,30
Step-by-step explanation:
let the three times be 3x then,
3x-22=68
3x=68+22
3x=90
x=90/3
x=30
again,
3x=3*30=90
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Divide sales tax amount over the item's cost
23.1 / 330 = 0.07
Therefore the sales tax is 7%