f(x + 2) = 85 - x
f(4) = ?
f(4)= f(2 + 2) = 85 - 2 = 83
Ответ:
4(х+2)=85-х
4х+8=85-х
4х+х=85-8
5х=77
х=15,4
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f(x + 2) = 85 - x
f(4) = ?
f(4)= f(2 + 2) = 85 - 2 = 83
Verified answer
Ответ:
4(х+2)=85-х
4х+8=85-х
4х+х=85-8
5х=77
х=15,4