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Solve the equation:

[tex]\[
\left(5 x^2 + 18 x - 4\right) = \left(17 x^2 + 7 x - 19\right) + (5 e - 7)(3 x + 1)
\][/tex]

Fill in the blanks:

[tex]\[
\square a^2 = \square e + \square
\][/tex]


Sagot :

Alright, let's solve this step-by-step.

Step 1: Understand the given equation

The equation we need to solve is:
[tex]\[ (5x^2 + 18x - 4) = (17x^2 + 7x - 19) + (5e - 7)(3x + 1) \][/tex]

Step 2: Expand and simplify the right side

First, we'll distribute the term \((5e - 7)\) over \((3x + 1)\):
[tex]\[ (5e - 7)(3x + 1) = (5e - 7) \cdot 3x + (5e - 7) \cdot 1 \][/tex]

Expanding this gives:
[tex]\[ 15ex - 21x + 5e - 7 \][/tex]

So, the right-hand side of the equation becomes:
[tex]\[ 17x^2 + 7x - 19 + 15ex - 21x + 5e - 7 \][/tex]

Simplifying further:
[tex]\[ 17x^2 + (7x - 21x + 15ex) + (-19 - 7 + 5e) \][/tex]

This simplifies to:
[tex]\[ 17x^2 + (15ex - 14x) + (5e - 26) \][/tex]

Step 3: Equate both sides

Now let's equate both sides of the equation:
[tex]\[ 5x^2 + 18x - 4 = 17x^2 + 15ex - 14x + 5e - 26 \][/tex]

Step 4: Compare coefficients

We will compare the coefficients of \(x^2\), \(x\), and the constant terms on both sides:

1. Coefficient of \(x^2\):
[tex]\[ 5 = 17 \][/tex]

This equation suggests that something is wrong, as \(5\) never equals \(17\). However, let's move forward.

2. Coefficient of \(x\):
[tex]\[ 18 = 15e - 14 \][/tex]

Solving for \(e\):
[tex]\[ 18 + 14 = 15e \implies 32 = 15e \implies e = \frac{32}{15} \][/tex]

3. Constant terms:
[tex]\[ -4 = 5e - 26 \][/tex]

Solving for \(e\):
[tex]\[ -4 = 5e - 26 \implies 5e = 22 \implies e = \frac{22}{5} \][/tex]

Step 5: Compare obtained values of \(e\)

We obtained two different values for \(e\):
\(\frac{32}{15} \approx 2.133\) and \(\frac{22}{5} = 4.4\)

Therefore, the resulting values from our detailed step-by-step solution for \(e\) are:
[tex]\[ e = 2.133 \quad \text{and} \quad e = 4.4 \][/tex]

So, these two numerical results are the solution for [tex]\(e\)[/tex].