Solve for X:
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Solve for X:
To solve the equation , we will follow these steps:
1. Combine like terms on both sides of the equation.
2. Isolate the variable .
3. Solve for .
Let's start by simplifying each side:
The term is equivalent to , so the left-hand side becomes:
.
The right-hand side remains as .
Now, let's collect like terms. Move the term involving from the right-hand side to the left:
This simplifies to:
.
Next, isolate the constant term. Subtract 16 from both sides:
This simplifies to:
.
Finally, solve for by dividing both sides by 7.5:
Calculating the fraction gives approximately:
.
Therefore, the solution to the problem is .
Solve for X:
\( 3x=18 \)
For this problem, decimals are easier! Convert to 16.5 and to -0.5. This makes the arithmetic much simpler.
They're the same! because 0.5 equals one-half. You can work with either form, but staying consistent with decimals helps avoid confusion.
Treat them like any negative number! becomes -0.5. When combining with positive terms, subtract normally: 16.5 - 0.5 = 16.
That's perfectly normal! Many linear equations have decimal solutions. Just round appropriately (usually 2-3 decimal places) and always verify by substituting back.
Yes, but it's much more work! You'd need to convert 14.5 to and work with common denominators. Decimals make this problem much simpler.
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