Answer:

1.4ab

2.3xy

3.-4mn

4.-1bc

5.2ax

Step-by-step explanation:

1. 8ab+(-11ab)+6ab

• 8ab-11ab+6ab
• -2ab+6ab
• 4ab

1. 6xy+8xy+(-16xy)+5xy

• 6xy+8xy-16xy+5xy
• 14xy-16xy+5xy
• -2xy+5xy
• 3xy

1. -5mn+(-3mn)+9mn+(-5mn)

• -5mn-3mn+9mn-5mn
• -8mn+9mn-5mn
• mn-5mn
• -4mn

1. bc+(-8bc)+3bc+5bc+(-2bc)

• bc-8bc+3bc+5bc-2bc
• -7bc+3bc+5bc-2bc
• -4bc+5bc-2bc
• bc-2bc
• -1bc

1. -35ax+(-16ax)+45ax+(-12ax)+12ax

• -35ax-16ax+45ax-12ax+12ax
• -51ax+45ax
• -2ax

Hope it helps

#CARRYONLEARNING

Answer:

1. 4ab

2. 3xy

3. -4mn

4. -1bc

5. 2ax

hope it helps :3 ^w^

#carryonlearning :)

correct me if wrong :3 ^w^ :)