2x plus y equals 11 and 2x minus 4y equals -14 using the substitution method

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Put the equation in slope intercept form by solving for y

(03.03 mc) choose the graph below that correctly represents the equation 2x + 4y = 24. (5 points) select one: a. line through the points 0 comma 6 and 12 comma 0 b. line through the points 0 comma negative 6 and 12 comma 0 c. line through the points 0 comma negative 12 and 6 comma 0 d. line through the points 0 comma 12 and 6 comma 0