One-Step Equations
Pre-Algebra · Flashcards
PRE-ALGEBRA · FLASHCARDS
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QUESTION
What substitution confirms that
x
=
−
5
x = -5
x
=
−
5
solves
x
+
8
=
3
x + 8 = 3
x
+
8
=
3
?
QUESTION
Solve
12
=
x
+
20
12 = x + 20
12
=
x
+
20
.
QUESTION
What inverse operation undoes multiplication by 6?
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ANSWER
Division by 6.
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