How do you solve #1/2x+3<-2x-7 #?
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To solve the inequality 1/2x + 3 < -2x - 7, first, we'll isolate the variable x by performing the necessary operations to both sides of the inequality.
1/2x + 3 < -2x - 7
Subtract 3 from both sides:
1/2x < -2x - 10
Multiply both sides by 2 to eliminate the fraction:
x < -4x - 20
Add 4x to both sides:
5x < -20
Divide both sides by 5:
x < -4
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To solve the inequality ( \frac{1}{2}x + 3 < -2x - 7 ), follow these steps:
- Begin by isolating the variable term on one side of the inequality.
- Perform any necessary operations to simplify the inequality.
- Solve for the variable.
- Check if the solution is valid by ensuring that it satisfies the original inequality.
Now, let's solve the given inequality:
[ \frac{1}{2}x + 3 < -2x - 7 ]
Step 1: Isolate the variable term on one side of the inequality:
[ \frac{1}{2}x + 2x < -7 - 3 ]
Step 2: Combine like terms and simplify:
[ \frac{5}{2}x < -10 ]
Step 3: Divide both sides of the inequality by ( \frac{5}{2} ):
[ x < -10 \times \frac{2}{5} ]
[ x < -4 ]
Step 4: Check the solution by substituting a value of ( x ) into the original inequality. Any value less than -4 should satisfy the inequality.
Therefore, the solution to the inequality ( \frac{1}{2}x + 3 < -2x - 7 ) is ( x < -4 ).
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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