7e - 4 = 31

how can I solve this?

Is 5/8 equal to - 5/8

Find an equation in standard form for the hyperbola with vertices at (0, ±4) and foci at (0, ±5). y squared over 16 minus x squared over 9 = 1 y squared over 25 minus x squared over 16 = 1 y squared over 16 minus x squared over 25 =

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C-7=3C-33 I don't understand how I would simplify to get my answer.

Write a sentence that shows the commutative property of multiplication

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Evaluate 3 (x - 1) + 2 when x = 5. A) 18 B) 14 C) 16 D) 4

A pet store has nine dog leashes. It has a few were dog leashes then dog collars. How many dog collars does the store have

What is the volume of a sphere if its r=21m?