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xenn [34]
3 years ago
8

Simplify the following. (x²+2x)-(x²-7x)​

Mathematics
2 answers:
insens350 [35]3 years ago
8 0

Answer:

9x

Step-by-step explanation:

(x² + 2x) - (x² - 7x) ← distribute parenthesis

= x² + 2x - x² + 7x ← collect like terms

= 9x

Reil [10]3 years ago
3 0

Answer:

9x

Step-by-step explanation:

( x ² + 2 x ) - ( x² - 7 x )

Simply the expression

  • ➻ ( x ² + 2 x ) - ( x² - 7 x )

Remove unnecessary parantheses

  • ➻ x² + 2x - x² + 7x

combine like terms

  • ➻ x² - x² + 2x + 7x
  • ➻ 9x
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