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ACT Math 7.1 Pre-Algebra 407 Views
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Description:
ACT Math: Pre-Algebra Drill 7, Problem 1. Solve for x.
ACT Math: Pre-Algebra Drill 7, Problem 1. Solve for x.
Transcript
- 00:03
Try this shmoop on for size...
- 00:06
Solve for x: 2x minus 1 over 3 equals negative 4x.
- 00:10
And here are the potential answers...
- 00:14
OK so what is this question asking?
- 00:16
Well, it's just a fancy fraction question.
Full Transcript
- 00:19
First things first -- let's get rid of the fraction part.
- 00:22
Multiply both sides by 3 to get 2x minus 1 equals negative 12 x
- 00:27
Add 12x to both sides to get 14x minus 1 is zero.
- 00:33
Add 1 to both sides to get 14x equals 1
- 00:36
Divide both sides by 14 to get x equals 1 over 14.
- 00:40
Answer D.
- 00:42
As in, "Debonair."
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We don't like knocking people down to size, but we do like simplifying radicals. Join us?
If fleeing criminals always fled the scene of the crime at perfect right angles, it would be much easier to determine their whereabouts. Fortunatel...