Question

Q7) Solve
a) 2/5x+1)-7=12
b) **2 = 13​

Answer 1

Answer:

a) 45

Step-by-step explanation:

Please find attached answer

Answer 2

Answer:

a) 2/5x+1)-7=12

$\frac{2}{5} x + 1 - 7 = 12$

$\frac{2}{5} x - 6 = 12$

$\frac{2}{5} x = 12 + 6$

$\frac{2}{5} x = 18$

$x = 18 \times \frac{5}{2}$

$x = 9 \times 5 = 45$

b) 2 = 13

$13 - 2 = 11$