Question

3a + ( 5a - 6 ) = 9a -7​

Answer 1

Answer:

3a+5a-6= 9a-7

8a -6= 9a-7

1= a

Answer 2

$\huge{\textbf{\textsf{{\color{navy}{Sol}}{\purple{ut}}{\pink}{ion࿐}}}}$

$\red\mapsto3a + ( 5a - 6 ) = 9a -7$

$\red\mapsto8a - 6 = 9a - 7$

$\red\mapsto8a - 9a = ( - 7) + 6$

$\red\mapsto -a = - 1$

[tex]\red\mapsto \: a = 1