<span><span> x^2</span>+<span>2x</span></span>+<span>1</span>
= x^2 + 1x + 1x + 1
= (x^2+1x) + (1x+1)
= (x+1)(x+1)
Answer:
Circle = 7
Pentagon = 8
Square = 12
Square + Square + Square = 36
Step-by-step explanation:
Since you know the circle is 7, the square plus the pentagon must be 20. That means the pentagon in the third equation is 8. This means the square is 12.
So, 12 + 12 + 12 = 36.
This question has many different answers. One is 44 tricycles and 1 bicycles.
The answer is 46.125 hope this helped :)