Question

Sum of a + b – 2 and a – 2b – 5 is​

Answer 1

Step-by-step explanation:

(a+ b -2 ) +( a - 2b -5 )

a + b -2 + a -2b -5

a + a + b -2b -2 -5

2a -b -7

2a-b = 7

a- b = 7/2

Answer 2

Question:

Sum of a + b - 2 and a – 2b – 5 is

Answer:

• Bracket it

$(a + b - 2) + (a - 2b - 5)$

• Remove the brackets

$= a + b - 2 + a - 2b - 5$

• Group it

$a + a - 5 - 2 - 2b$

• Value it

$2a \: + (- 7) - 2b$

• remove brackets

$2a - 7 - 2b$

I hope it helps you…

Parameshwari…

Brainliest Pls…