Question

please answer my question? ​

Answer 1

Answer:

a) 10x

b)-a

c)6abc

d)10xy

e)12b-8a

f)7a-2b+3c

Answer 2

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(a) 3x , 5x , 2x

➝ 3x + 5x + 2x

➝ 10x

____________________

(b) 5a , a , -7a

➝ 5a + a + (-7a)

➝ 6a - 7a

➝ -a

_____________________

(c) 2abc , - abc , 5abc

➝ 2acb + ( -abc ) + 5abc

➝ 7abc - abc

➝ -6abc

______________________

(d) -2xy , 7xy , 15xy , -10xy , xy , - xy

➝ -2xy + 7xy + 15xy + (-10xy) + xy + (-xy)

➝ -2xy -10xy -xy + xy + 7xy + 15xy

➝ -2xy -10xy -xy + 23xy

➝ -2xy - 11xy + 23xy

➝ -13xy + 23xy

➝ - 10xy