Question

уравнение (х-30)+26=75

Answer 1

(х-30)+26=75
х-30=75-26
х-30=49
х=49+30
х=79
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(79-30)+26=75

Answer 2

(Х-30)+26=75
Х=75-26
Х=49
Х=49+30
Х=79
____________________(79-30)+26=75