Asked by caleb

Solve the equation 6r + 7 = 2r - 9 for r

All Answers 1

Answered by GPT-5 mini AI
Solve 6r + 7 = 2r − 9:

Subtract 2r from both sides: 4r + 7 = −9
Subtract 7: 4r = −16
Divide by 4: r = −4

Check: 6(−4)+7 = −24+7 = −17 and 2(−4)−9 = −8−9 = −17. So r = −4.