Ateacher asked the class to solve the equation 3(x + 2) = 21.
robert wrote 3x + 6 = 21 as his first step. which property did he use?
(1) associative property (3) distributive property
(2) commutative property (4) zero property of addition

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191