t-8tz,3tz-7,z-1 chapter 12 add
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Step-by-step explanation:
(t - 8tz) + (3tz - 7) + (z - 1) [make parenthesis]
t - 8tz + 3tz - 7 + z - 1 [remove parenthesis]
t - 1 + 3tz - 8tz + z - 7 [collect like terms]
0 - 5tz + 7 [ t - t = 0]
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subhash867:
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