please help?

Hyo Hardell: 1.-3x-4y=84y = -3x - 8y = (-3/4)x - 2Slope = -3/4Y intercept = -22.y = |x + 5| - 83.y = |3x| + 44.No graph5.No graph6.174 / 24 = $7.257.25 * 40 = $2907.P(a) is the dependent variable.a is the independent variable.8.P(a)=-0.0064a^2+0.6826a-6.82P(30) = -0.0064(30)^2 + 0.6826(30) - 6.82P(30) = -5.76 + 20.478 - 6.82P(30) = 7.8987.898% of the population of age 30 or older has an advanced degree.9.f(x)=x^2-2x+3g(x)=|-2x+5|f(-1)-g(3)f(-1) = (-1)^2 - 2(-1) + 3f(-1) = 6g(3) = |-2(3) + 5|g(3) = 1f(-1) - g(3) = 6 - 1 = 5Bonus:There are no PDAs whose cost is above $200....Show more