What is the value of x in the equation
4 3/10-(2 2/5x+5 1/2)=1/2 (-3 3/5 x + 1 1/5

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

Can someone me do math because i am having a breakdown rn because i don’t get it

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank