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5 - | x + 4| < - 3

- | x + 4| < -8 (to solve you now have to multiply each side by negative 1, which causes the < to switch to > -1 (-1x) + 4 > -8 (-1) (negatives cancel out) so it leaves 1x + 4 > 8 x + 4 > 8

Which number does not have a reciprocal?

0

What is the multiplicative inverse of 1/2?

2

Square root 16 + 3 to the third power over 8?

4 + 2 (because 2 to the third power is 8) = 6

Is the equation 3(2x-4) = -18 equivalent to 6x - 12 = -18?

Use distributive property-6x-12 equivalent to 6x -12 = -18 So yes the equations are equivalent by the distributive property of multiplication over addition.

What is the solution? 2x-3=5

x = 4 x = -1


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