how are solving systems of equations of l. e with no solution or infinity solutions graphically and algebraically connected

Can someone with this? ! the answer choices are 1, 1.3, 1.45, and 1.9!

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.