Answered

Find the like terms in the expression y+1.2y+ 1.2z.

AY and 1.2y
B1.2y and 1.2z
CY and 1.2z
DY, 1.2y, and 1.2z

Simplify 2 + 17x – 5x + 9

A19x + 4
B12x + 11
C22x + 11
D15x – 4

Simplify 3(5y + 6) -4.

A11y + 14
B11y + 18
C15y + 14
D15y + 2

Factor 81 – 27p.

A 9(9 – 3p)

B27 (3 – p)
C27 (54 – p)
D27 (p – 3)

Verified Answer :

\(1.\\\underline{y}+\underline{1.2y}+\underline{1.2z}\to\boxed{y;\ 1.2y;\ 1.2z\to\boxed{D}}\)

\(2.\\2+17x-5x+9=(17x-5x)+(2+9)=\boxed{12x+11\to\boxed{B}}\)

\(3.\\3(5y+6)-4=(3)(5y)+(3)(6)-4=15x+18-4=\boxed{15y+14\to\boxed{C}}\)

\(4.\\81-27p=27\cdot3-27\cdot p=\boxed{27(3-p)\to\boxed{B}}\\but\\81-27p=9\cdot9-9\cdot3p=\boxed{9(9-3p)\to\boxed{A}}\)

Answer:

ABCB

Step-by-step explanation:

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