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7 + 7x - (2x) + 3 if x = -4

7 + 7x - (2x) + 3 if x = -4
45.5k views
2 votes
7 + 7x - (2x) + 3 if x = -4

User Jbokkers
by
8.3k points

2 Answers

7 votes

Answer:

-10

Explanation:

7 + 7(-4) - (2(-4)) + 3

7 - 28 - (-8)+3

7 - 28 +8 +3

= -10

User Lilawood
by
8.0k points
11 votes

Answer:

  • - 10

Explanation:

  • 7 + 7x - (2x) + 3 =
  • 7 + 7x - 2x + 3 =
  • 10 + 5x =
  • 10 + 5*(- 4) = Substitute x = - 4
  • 10 - 20 =
  • - 10
User Station
by
7.5k points
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