Плизззз помогите !!! 1) 6х+х-35+=21 2) 17y+14y=279 3) 5y+9y+32=200

Question

Плизззз помогите !!!
1) 6х+х-35+=21
2) 17y+14y=279
3) 5y+9y+32=200

Answer 1

1) 6х + х - 35 = 21; 7x = 21 + 35; x = 3 + 5; x = 8.

2) 17y + 14y = 279; 31y = 279; y = 9;

3) 5y+9y+32=200; 14y = 200 - 32; 14y = 168; y = 12.

Comments

спосиба

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