x=
2t + 9 − 9 = −1 − 9 2t = −10 2t 10 = 2 2 t = −5 The solution is −5.
·1 x = 16 The solution is 16. 17.
14y + 17 + 7y = 9 + 21y + 8 21y + 17 = 21y + 17 21y + 17 − 21y = 21y + 17 − 21y 17 = 17 TRUE All real numbers are solutions.
Introductory and intermediate algebra 5th edition bittinger solutions manual
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