Answer:
The shape is not there so i can not solve it
Step-by-step explanation:
The equation (form) is: 
The solution of the equation is: 
Explanation:
First, let's call the number we are going to solve for "x".
Then two thirds of this number can be written as:

Then "plus 4" means add 4 we get:

"is 7" means that the above expression is equal to 7 (as follows):

The solution of the above equation is:

Answer:
1/16
Step-by-step explanation:
Answer: x=12
Step-by-step explanation:

The sum of the angles of the triangle is 180°:

Divide both parts of the equation by 4:
