Solve the problem.Write an expression in simplest form that represents the perimeter of the shape. Then use the expression to find the perimeter of the shape if y is 11.

A. y5 + 12; 161,063
B. 5y + 12; 67
C. 5y + 7; 62
D. 3y + 7; 40


Answer: B

Mathematics

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Add or subtract as indicated. Simplify if necessary. +  + 

A.
B.
C.
D.

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Find the product.(10a - 9)2

A. 100a2 - 180a + 81 B. 10a2 + 81 C. 100a2 + 81 D. 10a2 - 180a + 81

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Give the degree of the polynomial (when simplified), and tell whether it is a monomial, a binomial, a trinomial, or none of these.-20x2

A. Degree -20; binomial B. Degree -20; monomial C. Degree 2; monomial D. Degree 0; binomial

Mathematics

Simplify.Find the difference of 7x + 3 and 4x - 1.

A. 3x + 2 B. 3x + 4 C. 3x - 4 D. -3x - 2

Mathematics