Question

15+25*a*45/76= What dose a =

Answer 1

Answer:

$\boxed{\sf\:\frac{15\left(75a+76\right)}{76}}$

Step-by-step explanation:

15 + 25 * a * 45/76

= $\sf\:15 + 25 \times a \times \frac { 45 } { 76 }$

= $\sf\:15+\frac{25\times 45}{76}a$

= $\sf\:15+\frac{1125}{76}a$

= $\boxed{\tt\:\frac{15\left(75a+76\right)}{76}}$

Hope it helps ⚜

Answer 2

Answer:

28

Step-by-step explanation:

1*1= 1

3*2= 6

5*3= 15

7*4= 28

9*5= 45

11*6= 66

13*7= 91

So ans will be 28

hope this helps

srry if im wrong:[