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alexdok [17]
3 years ago
14

________________________

Mathematics
2 answers:
Tamiku [17]3 years ago
6 0

Answer:

\boxed {x < 1}

Step-by-step explanation:

Solve the following inequality:

-9 < -3(5x - 2)

-When you are dividing an integer by a <u>negative</u> integer, then the inequality sign changes. So, divide both sides by -3:

\frac{-9}{-3} < \frac{-3}{-3} + 5x - 2

3 > 5x - 2

-Switch sides:

5x - 2 < 3

-Add 2 to both sides:

5x - 2 + 2 = 3 + 2

5x < 5

-Divide both sides by 5:

\frac{5x}{5} < \frac{5}{5}

\boxed {x < 1}

The number line graphed (if needed):

xenn [34]3 years ago
5 0

✩ Answer:

 ✧・゚: *✧・゚:*✧・゚: *✧・゚:*✧・゚: *✧・゚:*  

 \bold{Hello!}\\\bold{Your~answer~is~below!}  

✩ Step-by-step explanation:

 ✧・゚: *✧・゚:*✧・゚: *✧・゚:*✧・゚: *✧・゚:*

✺ Divide both sides by −3. Since −3 is negative, the inequality direction is changed:

  • -3 ÷ -3 = Cancels Out
  • Turns into: \frac{-9}{-3} >5x-2

✺ Divide −9 by −3 to get 3. Since they are both negatives it turns into a positive:

  • -9 ÷ -3 = 3
  • Turns into: 3 > 5x - 2

✺ Swap sides so that all variable terms are on the left hand side. This changes the sign direction once more:

  • Turns into: 5x-2

✺ Add 2 to both sides:

  • Turns into: 5x

✺ Add 3 and 2 to get 5:

  • 3 + 2 = 5
  • Turns into: 5x

✺ Divide both sides by 5. Since 5 is positive, the inequality direction remains the same:

  • 5 ÷ 5 = Cancels Out
  • Turns into: x

✺ Divide 5 by 5 to get 1:

  • 5 ÷ 5 = 1

✺  So your answer is B, \boxed{x.

(Number line is below.)

Hope~this~helps~and,\\Best~of~luck!\\\\~~~~~-TotallyNotTrillex

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