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nignag [31]
3 years ago
13

Expresion 2 5+4X2+6-2X2-1 Insert parentheses in Expression 2 so that it has a value of 19. Then show why your expression has a v

alue of 19 5+4X2+6-2X2-1
Mathematics
1 answer:
solong [7]3 years ago
3 0
(5+4+6-2)×2×2-1
(9-4)×2×2-1
5×2×2--1
10×2-1
20-1
19
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