Please If someone can respond to this question that is not going to be immature and put a link I would greatly appreciate it I have been trying to get questions answered all day. On a math test, Larissa was asked to find the points where the following equations intersect. y = x2+ x – 4
y = -2x + 6

Which line did Larisa make a mistake, please explain
Her work is shown below

Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?