You need to multiply the amount by the tax
Answer:

Step-by-step explanation:
<u>Step 1: Distribute
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<u>Step 2: Distribute again
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Answer: 
Answer:
(9,12)
Step-by-step explanation:
5x 3y^3 2z
I know it is in standard form because there are no more like terms.
Part B: Polynomials are always closed under multiplication. Unlike with addition and subtraction, both the coefficients and exponents can change. The variables and coefficients will automatically fit in a polynomial. When there are exponents in a multiplication problem, they are added, so they will also fit in a polynomial.
Or,
Refer to the photos:
hope this help :)
7/8 because you subtract them both by either turning them into decimals and subtracting and the