**Weegy:** 0.87 repeating written as a fraction is 7/8

**User:** Select the mathematical terms that mean "opposite of."
reciprocal
negative
additive inverse
multiplicative inverse
minus
absolute value

**User:** Simplify x + 6.2 + 8.5

**Weegy:** The answer is x^2

(More)8

x + 6.2 + 8.5

=x+14.7

Added 6/27/2014 10:08:13 AM

This answer has been confirmed as correct and helpful.

8

Evaluate 3(a + b + c)^2 for a = 2, b = 3, and c = 4.

=3(2 + 3 + 4)^2

=3(9)^2

=3(81)

=243

Added 6/27/2014 10:23:57 AM

This answer has been confirmed as correct and helpful.