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Solve the equation by transposing the terms and check your result.

(ii) [tex]2a - 3 = 5[/tex]


Sagot :

Certainly! Let's solve the equation step-by-step:

Given equation:

[tex]\[ 2a - 3 = 5 \][/tex]

1. Transpose the constant term:

To isolate the term containing the variable [tex]\( a \)[/tex], we need to move the constant term [tex]\(-3\)[/tex] to the other side of the equation. We do this by adding 3 to both sides:

[tex]\[ 2a - 3 + 3 = 5 + 3 \][/tex]

Simplifying both sides, we get:

[tex]\[ 2a = 8 \][/tex]

2. Isolate the variable [tex]\( a \)[/tex]:

Now, we need to solve for [tex]\( a \)[/tex]. To do this, we divide both sides of the equation by 2:

[tex]\[ a = \frac{8}{2} \][/tex]

Simplifying this, we get:

[tex]\[ a = 4 \][/tex]

3. Check the result:

To verify that our solution is correct, we substitute [tex]\( a = 4 \)[/tex] back into the original equation:

[tex]\[ 2a - 3 = 5 \][/tex]

Substituting [tex]\( a = 4 \)[/tex]:

[tex]\[ 2(4) - 3 = 5 \][/tex]

Simplifying the left side:

[tex]\[ 8 - 3 = 5 \][/tex]

[tex]\[ 5 = 5 \][/tex]

Since both sides of the equation are equal, our solution is confirmed to be correct.

Therefore, the value of [tex]\( a \)[/tex] is [tex]\( 4 \)[/tex].