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14-05-2017
Mathematics

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Can someone help me answer questions 10 and 11?

Can someone help me answer questions 10 and 11 class=

Respuesta :

15-05-2017

3.50x + 5.50x + 6 = 51
# 10
9x + 6 = 51
Subtract 6 from both sides
9x = 45
Divide both sides by 9
x = 5

#11
5x - 18 - 4x = -36
x -18 = -36
Add 18 to both sides
x = - 18

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