# algebra

solve using the multiplication principle:

-7x > 1/15

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1. Solve: -4x < .8
Solution: Using the Multiplication Principle, multiply both
sides of the inequality by -.25. Then reverse the
signs.

-.25(-4x) > -.25(.8)

x > -.2

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2. Wow you lost me. So how would that work with a fraction, do you still do it by -.25?

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3. If 3X - 1 = 11, what is the value of X^2 + X?

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4. -7x > 1/15
divide both sides by -7, remembering to reverse the inequality sign
x < -1/105

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