4x+3x=7-6

PLEASE SOLVE THAT

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?

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Consider circle o, where and . m∠bpd °. °.