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08-12-2015
Mathematics

contestada

Solve for x.
7(x - 3) + 3(4 - x) = -10

Simplify.
[7m + 3n - 9 + 2m] + [n + 3 + m + 3n - 6]

A spaceship traveled 81 billion miles. In scientific notation that is _____ miles.

Respuesta :

wmd1999 wmd1999

08-12-2015

x=.25 or 1/4

10m+7n-12

8.1*10^10 miles

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