Question

Add together the following expressions,
11. -5ab + 6bc + 4ac; 8ab - 4bc + 3ca; - 2ab - 2bc + 4ca.​

Answer 1

$\huge\purple {♡}\pink {Answer }\purple {♡}$

$( - 5ab + 6bc + 4ac) + (8ab - 4bc \\ + 3ca) + ( - 2ab - 2bc + 4ca)$

$- 5ab + 6bc + 4ac + 8ab - 4bc + \\ + 3ca - 2ab - 2bc + 4ca$

Collect like terms

$ab + 0 + 11ac$

$ab + 11ac$

hope it helps you.......

Answer 2

Question:-

-5ab + 6bc + 4ac; 8ab - 4bc + 3ca - 2ab - 2bc + 4ca

conditions:-

1. (adding same signs and subtracting different signs)

2. (at last the sign will be of greater no.)

solution:-

-5ab + 6bc+4ac

+8ab-4bc+3ac

-2ab-2bc+4ac

___________

1ab+0+11ac

Answer:-

ab+11ac

a(b+11c)

$\bold{\red{Thank\:you}}$