Question

If 2/3 + 5a =4 then a = _____ .

Answer 1

Step-by-step explanation:

see answer in above attachement

Answer 2

Given equation: $\frac{2}{3} + 5a=4$

By taking 3 as denominator, we get:

$\frac{2+5a\times 3}{3} =4$

$\frac{2+15a}{3}=4$

Now, cross multiplication:

$2+15a=4\times3$

$2+15a=12$

$15a=12-2=10$

$a=\frac{10}{15}$

$a=\frac{2}{3}$.