X= -14/13
Solve for X by simplifying both sides of the equation, the isolating the variable.
I hope this helps.
Answer:

Step-by-step explanation:

Step 1. Simplify left side 4*7+3 , Right Side 2*7+5

Step 2. Re-write 12/7 as mixed number

A quadrilateral has 4 sides and 4 angle.
The sum of the 4 angles need to equal 360 degrees.
4th angle = 360 - 25-40-90
4th angle = 205 degrees.
One hundred twenty and ninety-five hundredths ?