Answer:
x=-27
Step-by-step explanation:
27+4x=3x
So 27=-x
x=-27
Answer: -11
Step-by-step explanation:
+(-8) can be simplified to -8 because when you multiply a positive sign by a negative sign, the outcome is a negative sign. So your problem is -3-8= and the answer is -11 because when two numbers with the same sign are subtracted/added by each other, the numbers just get added and the sign stays the same. If you're still confused, use a number line. Hope this helps!
Answer:
x = 5, -5, 4i, -4i ;
Step-by-step explanation:
assume
Now the above equation is a quadratic equation.
There are two solutions of any quadratic equation. Solution of a quadratic equation is given by:
similarly there are two solutions of the quadratic equation which are:
Since
Therefore
; where (the numbers with 'i' are called imaginary numbers)
Therefore
Answer:
35.5
Step-by-step explanation: