He would need to sell 28 because
12.50*28=350 and 350+50=400
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 :)
5500 ft.
1700. ft.
1600. ft.
5500. ft.
Answer:
b=10
Step-by-step explanation:
you need to simplify it