When collecting like terms, what terms are alike in the expression seen below?
4xy – 7x^2+ 3yx – 2y^2+ 5xyz – 8x^2y^2

(A) – 7x^2 and – 8x^2y^2

(B) – 7x2, – 2y2 and – 8x2y2

(C) 3yx and 4xy

(D) None of these are like terms

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered