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5 votes
ax + r = 7 for r. I tried to do this and I came up with no solution. I just want to make sure I'm correct.

User Florjon
by
7.5k points

1 Answer

5 votes
minus Ax from both sides
Ax-Ax+r=7-Ax
0+r=7-Ax
r=7-Ax
User Patrick Gardella
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7.2k points