Question

solve the following equations and check your results

x = ⅘ (x + 10)​

Answer 1

Answer:

Radius of a circle is 41 cm & the distance of the chord from the centre is 9 cm, then the length of the chord is___________. *

80 cm

40 cm

45cm

15cm

Answer 2

•Question:

$x = \frac{4}{5} (x + 10)$

•Answer:

$\longrightarrow {x} \times{5} = {4} \times{ (x + 10) }$

$\longrightarrow 5x = 4x + 10$

$\longrightarrow 5x - 4x = 10$

$\longrightarrow\huge\fbox{ x = 10}$