Question

-2(x+3)=8
Ch 4 std 7 simple equation what is the answer of this equation. Plzz tell

Answer 1

$\huge\tt\orange{Solution}$

$- 2(x + 3) = 8$

$- 2x - 6 = 8$

$- 2x = 8 + 6$

$- 2x = 14$

$- x = \frac{14}{2}$

$- x = 7$

$x = - 7$

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬

Multiply each terms within the bracket with two also change the signs while multiplying.

The signs are changed on the following bases=}

(+) (+) = +

(-) (-) = +

(+) (-) = -

(-) (+) = -