3 years ago

Solve for x. −15(x−4)=−2

Mathematics

1 answer:

-BARSIC- [3]3 years ago

6 0

Answer:

x = 62/15

Step-by-step explanation:

explenation on picture :))

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How many groups of 10 are there in 230?

Ivan

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Step-by-step explanation:

230/10=23

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3 years ago

Read 2 more answers

Plz help me!!!!!!!!!!!!

Mashutka [201]

Answer: 3, -3, 3i, -3i

<u>Step-by-step explanation:</u>

<u> $x^4-81=0\\\\Factor:\\(x^2-9)(x^2+9)=0\\(x-3)(x+3)(x^2+9)=0\\\\\text{Apply the Zero Product Property:}\\x-3=0\qquad x+3=0\qquad x^2+9=0\\\boxed{x=3}\qquad \qquad \boxed{x=-3}\qquad \quad x^2=-9\\.\qquad \qquad \qquad \qquad \qquad \qquad x=\sqrt{-9}\\.\qquad \qquad \qquad \qquad \qquad \qquad \boxed{x=\pm 3i}$ </u>