207
edits
Changes
Jump to navigation
Jump to search
Activities - progressions problems (view source)
Revision as of 15:52, 12 August 2014
, 15:52, 12 August 2014→Algorithm
Line 138:
Line 138:
10b = 2 ( 3b + 2 )<br>
10b = 2 ( 3b + 2 )<br>
10b = 6b + 4<br>
10b = 6b + 4<br>
+10b – 6b = 4<br>
+4b = 4<br>
+b = 1<br>
+Consider equation 2,
+
+a + b = 10b
+Put b = 1
+a + (1) = 10 (1)
+a + 1 = 10
+a = 10-1
+a = 9