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Pierre
Mathematics
11 December, 20:44
Evaluate (3x + 8) - (2x + 7) when x = 3.
+2
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Nicholas Becker
11 December, 20:47
0
5
Step-by-step explanation:
Substitute:
(3 (3) + 8) - (2 (3) + 7)
Simplify:
(9+8) - (6+7)
17-13
5
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Oswaldo Baird
11 December, 21:12
0
4
Step-by-step explanation:
Substitute x = 3 into the expression and evaluate
(3 (3) + 8) - (2 (3) + 7)
= (9 + 8) - (6 + 7)
= 17 - 13
= 4
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