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Luizaheartgo
Answered

Perform the given operation.
1.) (5m + 8n – 10p) - (4m - 3n+2p)
2.) (12x3 – 2x2 - x + 3) + (x3 + x - 4)
3.) (5a - b) - (a - 4b)
4.) (x - y) + (-x + y)​

Sagot :

Hamzuigo

ANSWER:

  1. m+11n-12p
  2. 13x³-2x²-1
  3. 4a+3b
  4. 0

EXPLANATION⤵️

1. (5m+8n-10p)-(4m-3n+2p)

change the operation sign (-) to (+). And change also the signs in the second expression.

》(5m+8n-10p)+(-4m+3n-2p)

》5m-4m+8n+3n-10p-2p

》m+11n-12p

2. (12x³-2x²-x+3)+(x³+x-4)

》12x³+x³-2x²-x+x+3-4

》13x³-2x²-1

3. (5a-b)-(a-4b)

》(5a-b)+(-a+4b)

》5a-a-b+4b

》4a+3b

4. (x-y)+(-x+y)

》x-x-y+y

》0

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