What is the solution of the equation $4 x + 25 = 7 x + 10$ ? [2 MARKS]

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Solution

Steps: 1 Mark
Result: 1 Mark

$4 x + 25 = 7 x + 10$

Now, subtracting 10 on both sides, we get

$4 x + 25 - 10 = 7 x + 10 - 10$

$4 x + 15 = 7 x$

Now, subtracting $4 x$ on both sides, we get

$4 x - 4 x + 15 = 7 x - 4 x$

$15 = 3 x$

Dividing both sides by 3, we get:

$\frac{15}{3} = \frac{3 x}{3}$

$x = 5$

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