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3 years ago

12

5 + 4x2 + 6 - 2x2 - 1 Insert parentheses in the equation so that it has a value of 19. Then show why your expression has a value

of 19.

1 answer:

KIM [24]3 years ago

6 0

5 (4x2) + 6 - (2x2) - 1
5 + 6 = 11, 4 x 2 = 8
2 x 2 = 4, 11 + 6 = 17
17 - 1 = 16

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