Select all expressions that are equivalent to 6x+1-(3x-1). А
6x+1-3x-1
00
6x+-3x+1+1
С
3x+2.
D
6x-3x+1-1
E
6x+1+-3X--1

Write the sentence as an equation. b increased by 281 is d

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?