Classify the following polynomials by the highest power of each of its terms. Combine any like
terms first
-x2 + x - x2 + 1
x2 + x + 2x3 - x
4x + X + X- 2
3x2 + 4 - 3х2 - 1

10 points? me . its important ‼️‼️

The description below represents function a and the table represents function b: function a the function is 5 more than 3 times x. function b x y −1 2 0 5 1 8 which statement is correct about the slope and y-intercept of the two functions? (1 point) their slopes are equal but y-intercepts are not equal. their slopes are not equal but y-intercepts are equal. both slopes and y intercepts are equal. neither slopes nor y-intercepts are equal.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of