20% because 10% of 40 is 4 so 4+4=8 then that is 10%+10% so 20% will be your answer. :)
Answer:
\mathrm{Domain\:of\:}\:x^3+3x^2-x-3\::\quad \begin{bmatrix}\mathrm{Solution:}\:&\:-\infty \:<x<\infty \\ \:\mathrm{Interval\:Notation:}&\:\left(-\infty \:,\:\infty \:\right)\end{bmatrix}
Step-by-step explanation:
Answer: x^2+2x+1
Step-by-step explanation:
X/w=y/5
wy=5x
wy/5=x
w/5=x/y
it should be a