Answer:
t= 67
Step-by-step explanation:
because you combine the terms and add it together
Answer:

Step-by-step explanation:
AC = AB + BC



Add 7 to both sides:


Subtract 7x from both sides:

Divide both sides by 11:


√x + 9 - 4 = 1
√x + 5 = 1
√x = -4
√x = √-4
x = 2i