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Solve for x. -ax+4b>9
asked
Dec 5, 2017
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Solve for x. -ax+4b>9
Mathematics
high-school
Mark Paspirgilis
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Mark Paspirgilis
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2
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2
votes
Let's solve for a.
(
−a)
(x)
+
4b
>9
Step 1: Add -4b to both sides.
−ax+4b+−4b
>
9+−4b
−
ax
>
−
4b
+9
Step 2: Divide both sides by -x.
−ax−x
>
−4b+9−x
a<
4b
−9
x
Syam
answered
Dec 6, 2017
by
Syam
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2
votes
-ax+4b>9
-ax>9-4b
-x>(9-4b)/a
x<-(9-4b)/a
x<(4b-9)/a
Answer: x<-(9-4b)/a or x<(4b-9)/a
Taaam
answered
Dec 12, 2017
by
Taaam
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