Solve the matrix equation 2 upper x minus upper a equals upper b2x−a=b for x. let upper a equals left bracket start 2 by 3 matrix 1st row 1st column 5 2nd column 9 3rd column negative 7 2nd row 1st column 4 2nd column negative 3 3rd column 1 endmatrix right bracketa= 5 9 −7 4 −3 1 and upper b equals left bracket start 2 by 3 matrix 1st row 1st column negative 2 2nd column 1 3rd column 0 2nd row 1st column 4 2nd column 6 3rd column 3 endmatrix right bracketb= −2 1 0 4 6 3 .

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.