The square root of -18 is 3i√
2
Hope this helps
-15+5x= 20
5x= 35
x= 7
20= -15+5x
35= 5x
7 = x
This question makes no sense
Answer:
Step-by-step explanation:
the Pythagorean theorem is
c is the hypotenuse which is the side opposite of the right angle
plug the numbers into the Pythagorean theorem

when squaring a square root, just take the number in the radical and get rid of the radical

subtract 26 from both sides


find the square root of 143
143 is prime so it can just be written as
