Maria determined that these expressions are equivalent expressions using the values of x = 3 and x=7. Which statements are true? Check all that apply.

Who is really good at one step equations?

Two angles measures of a triangle are 47 and 86, what is the measure of the third angle A 47 B 67 C 86 D 90

Which is a factor of the whole expression 4 (3x + 10) ? A) 3 B) 3x C) 3x + 10 D) 10

Why is 82 a composite number

Marjorie has 28 feet of trim to use as edging on the rectangular blanket she wants to make what is the length and width of two blanket sizes she could make

Estimate 9.586+3.097 then give me answer

Multiplying an even number of negative numbers gives an answer that is choose from:

Daniel bought a new pair of shorts at the store when they were having a 5% off sale. If the regular price of the pair of shorts, If the regular price of the pair of shorts was $83, how much did Daniel pay with the discount?

Which expressions are equivalent to 3 (2x-4) + 4x-23 (2x-4) + 4x-2? Select each correct answer. A) 6x+4x-4-2 B) 14x-6 C) 3 (2x+4x) - (4+2) D) 10x-14 E) 6x-12+2 (x-2) F) 2 (5x-7)

A rectangular plot of farmland will be bounded on one side by a river and on the other three sides by a single-strand electric fence. With 1800 m of wire at your disposal, what is the largest area you can enclose, and what are its dimensions?