Asked by chuck

x = 3 a solution for 3x – 1 = 6? Write yes or no.
Answered by bobpursley
Chuck: multiply 3 times 3, then subtract one. Is that six?
Answered by Ms. Sue
Does (3 * 3) - 1 = 6 ?????

Answered by chuck
Solve using the addition principle.
x + 1 = 7
Answered by bobpursley
You need to do some work here. What happens when you add -1 to each side?
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