Question

ercise 6.3
(a) 5x + 3 = 13
(6) 2x + 5 = x + 4
() +2
ematic
Solve by trial and error method:​

Answer 1

Answer:

$a) \: 5x + 3 =13 \\ \\ = > 5x = 13 - 3 \\ \\ = > 5x = 10 \\ \\ = > x = \frac{10}{5} \\ \\ = > x = 2$

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$b) \: 2x + 5 = x + 4 \\ \\ = > 2x - x = 4 - 5 \\ \\ = > x = - 1$

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# keep smiling ☺

Answer 2

Step-by-step explanation:

(a) x=4

(b) x= -1

i hope your doubt is cleared