0

-4n - 9 = -9 - 7n

n =
 

1

181

182

183

184

185

186

187

188

189

190

  1 of 30

Algebra 1  

 

 

n-3=2

n+5=7

2n+3=n+5

3n-5=3-n

How Many

5

10

20

30

50