Answer:
The expression is not equivalent because you cannot combine 2 variables that are different from eachother.
Step-by-step explanation:
you are able to add 2+4 but because they have variables with them, x and y, you can not add them together.
Answer:
113.1
Step-by-step explanation:
Write down the equations on the top of your paper; it could help you throughout your homework.
The equation for circumference is 2 times pi, times the radius.
The Radius is the diameter times two.
2 times 9=18, so therefore the radius is 18.
Once you have that done, just put in your calculator 2 times pi times 18.
Answer:
5x³ - 2x² + 2x + 9
Step-by-step explanation:
distribute both parenthesis, noting the second one is distributed by - 1
= 5x³ + 4x² - 6x² + 2x + 9 ( collect like terms )
= 5x³ - 2x² + 2x + 9
Answer:
(x+12)(x+4)
x²+12x+4x+48
x²16x+48
Step-by-step explanation:
your right
(a+b)(c+d)
ac+ad+bc+bd
X=2 is the correct answer x=2