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(8х-21)/9+48=59
5х+145=282/3+53*2
7*(2³+х)=612-465
2⁴*х=6³-40
(8х-21)/9+48=59
5х+145=282/3+53*2
7*(2³+х)=612-465
2⁴*х=6³-40
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(8x-21)/9=59-48 5x+145=282/3+106 8+x=147/7 16*х=176
(8x-21)/9=11 5x+145=94+106 8+х=21 х=176/16
8x-21=11*9 5x+145=200 х=21-8 х=11
8x-21=99 5x=145-200 х=13
8x=99+21 5x=55
8x=120 x=55/5
x=120/8 x=11
x=15