Identify the linear equation.

a) y = lxl + 5

b) y = 1\2x + 3

c) y = x2 - 4

d) y = 3\4x2

1\2x and 3\4 are fractions fyi

Select the correct answer. which exponential function has an x-intercept? oa. (x) - 100x-5-1 ob. (x) = 3x4+2 oc. kx) = 7x-1 + 1 od. 1(x) =-3x+1 - 3