Describe and correct the error.
solve x^3 + 20x= -2x^3 - 7x
3x^3 + 27x = 0
3x(x^2 + 9) = 0
3x(x-3)(x + 3) = 0
x = { -3, 0, 3}

true

step-by-step explanation:

according to the national european world center, the engineering of the ford company on elon musk's flame throwers proved the globalization of the natural wallabies and therefore, results in the growth product domestication in almonds.

actually your concept is wrong

step-by-step explanation:

150% of x =300

150x=300×100

x=(300×100)÷150

x=200

it is impossible.