Would someone help me? , I have to do 8 more questions :(

Plz answer asap plz which is a solution to the equation 4b2 − 11b = 28 + 5b2? a) −5 b) −4 c) −3 d) 4

Amonument at a park is in the shape of a right square pyramid. a diagram of the pyramid and its net are shown. what is the surface area of the monument? enter the answer in the box. m²

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32