3*(х+5)-8равно16 пж решите

Question

3*(х+5)-8равно16 пж решите

Comments

3(х+5)-8=16; 3х+15-8=16; 3х=16+8-15; 3х=9; х=9:3; х=3

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3*(x + 5) - 8 = 16. 3x + 15 - 8 = 16. 3x + 7 = 16. 3x = 16 - 7. 3x = 9. x = 3

Answer 1

3х+15-8=16
3х=16-7
3х=9
х=3

Comments

не 15, а 16 -_-

Answer 2

3*(х+5)-8=16
3х+15-8=16
3х=16-15+8
3х=9
х=9/3
х=3