Question

Algebra - worksheet 3

I. Find the like terms and unlike terms and group them

xy, 23yz,-ab,
8yx,12xzy,7, -
bc, 65xyz, 4,
pq, 654ab

II. Find the value of algebraic expression

1. If x=7,y=3 then what is the value of 2x-3y+9

2. If p=-3,q=0 then what is the value of q-p+pq

3. If a=4,b=-9,c=3 then what is the value of 3a-2b+3c+60​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

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