What are the answer to these problems 1. -5-3(-2-3w)-4 = 2w+4-2(-7-5w)

2. -0.4-0.8(6t+8) = -0.7(8t-4)

3. 10+0.2b-6+0.6b = 0.4(b-6)

What is the approximate mark up percentage rate before m equals $1740 marked up from p equals $19,422

More challenges: 1) factor out the indicated quantity.8mn² + 7mn - m : factor out the quantity -m2) factor the polynomial by grouping.2vw + 7cv + 14cw + 49c²3) factor completely using the difference of squares along with factoring by grouping.25v³ - 25v² - 4v + 44) factor the sum of cubes. 125x³ + 645) q³ + 27r³6) factor completely. use difference of squares.729p^6 - 6^67) solve the equation(7x + 4)(9x - 1) = 08) a. find the values of x for which f (x) = 0b. find f (0)f (x) = x² + 2x - 489) find the x and y-intercepts for the function defined by y = f (x)f (x) = (x + 3)(x + 4)(x - 1)²10) factor the trinomial completely by using any method. remember to look for a common factor first. 3v² - 2v - 16

Caitlin had 402. in her bank account.she withdrew $15.each week to pay for swimming lesson. she now has $237.