Does -2x+3= -3x+2 have No Solution One Solution Infinitely Many Solutions

Does -2x+3= -2x+3 have No Solution
One Solution Infinitely Many Solutions
Does -2x+3=2x+3 have No Solution
One Solution Infinitely Many Solutions

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Which of the following graphs could represent a cubic function?