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Emmy Cain
Mathematics
11 June, 17:47
Evolution the expression when a=-3 and x=3 5a-x
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Cade Ali
11 June, 17:50
0
-18
Step-by-step explanation:
Step 1: Substitute - 3 for a and 3 for x
5a - x
5 (-3) - (3)
-15 - 3
-18
Answer: - 18
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Aylin Orr
11 June, 17:51
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It's a good idea to get into the habit of using parentheses when substituting numbers in for variables.
Since a = - 3 and x = 3, 5a - x is 5 (-3) - (3).
5 (-3) is - 15 and we have (-15) - 3 which simplifies to - 18.
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