3 years ago

( 6x ^2 - x + 3 ) +( - 2x + x^2 - 7 )

Mathematics

1 answer:

alexandr1967 [171]3 years ago

8 0

Answer:

7x² - 3x - 4

Step-by-step explanation:

Step 1: Write expression

(6x² - x + 3) + (-2x + x² - 7)

Step 2: Combine like terms (x²)

7x² - x + 3 - 2x - 7

Step 3: Combine like terms (x)

7x² - 3x + 3 - 7

Step 4: Combine like terms (constants)

7x² - 3x - 4

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( 6x ^2 - x + 3 ) +( - 2x + x^2 - 7 )​

( 6x ^2 - x + 3 ) +( - 2x + x^2 - 7 )