-4(2x - 9) is the same as which of the following? a
-8x + 36

b
-8x - 36

c
2x + 13

d
-2x - 13

help pls<3

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Need showing work for this problem 56.25 ×25.80

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe