Answer please friends your answer correctly for all question means I make has brand list
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Answered by
1
Answer:
1. a-4b
2. 5y^2
3. 24
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Answered by
0
Answer:
1.a-4b
2.5y^2
3.24
Step-by-step explanation:
1. (5a-7b)+(3b-4a)
open the brackets
=5a-7b+3b-4a
=5a-4a-7b+3b
=a-4b
2. 8y^2-3y^2
= 5y^2
3. x=3 (given)
15+3x
=15+3×3
=15+9
=24
HOPE IT HELPS....
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