Answer:
there you o plz can u mark me brainlest
Step-by-step explanation:
5x+4 -5x-6
m=5 m=-5
Parallel lines have the same slope, so if you need a line parallel to this one, it'll share a slope of (7/4). for future reference, perpendicular lines have opposite reciprocal slopes. you change the sign, then flip the fraction. -2 would become 1/2; as slopes, these would be perpendicular lines.
49, because if he bought 9 you need to add that to 40 to get the whole