4 years ago

PLEASE SOMEONE HELP!!!!!!!

Mathematics

2 answers:

bekas [8.4K]4 years ago

8 0

Both powers should be in the denominator with positive exponents.

allochka39001 [22]4 years ago

7 0

Both powers should be in the denominator with positive exponents.

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-7n - 15 ≥ 21? <br><br> n ≥ -4 <br> n ≥ 7.2 <br> n ≤ -4 <br> n ≤ 4

ollegr [7]

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$\diamond\large\textsf{\textbf{Question:-}}}}$

-7n-15≤21. find n

$\diamond\large\textsf{\textbf{\underline{\underline{Answer and how to solve:-}}}}$

❖ Add 15 to both sides:-

-7n≤21+15

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❖ Now divide by -7 on both sides:-

n≥-5.14 or

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The inequality sign changed because we divided both sides by a negative number.

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Step-by-step explanation:

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