beastmode9803 beastmode9803

23-08-2018
Mathematics

contestada

simplify the expressions if it is possible. if the expression is already simplified write the word simplified.

1. -5x-6+3x
2.4/7c
3.9p+18-4p+13
4.172-b
5.45n+16m-12+5n-2m

Respuesta :

ikithmini ikithmini

27-08-2018

1. -5x+3x = 6
-2x /-2=6/-2
x = -3

3.9p+18 -4p+13
=5p =-31
p = -31/5
= -6.2
5.45n+16m-12+5n -2m
50n + 14 m = 12
2(25n+7m) /2 = 12/2
25n+ 7m = 6

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