November 2021 0 5 Report
5. Решите уравнения: а) 3 (x + 2) - х = 10;
в) 4х + 3 (х -7)= 5;
д) 5-х = 4 (х - 3);
ж) 7- (2x + 3) = 9;
и) : (х - 4) + 3x = 5;
л) 5x - 5х + 9 = 18
б) 8 = 3 (х - 4) - x;
г) 3 (x-1) + х = 2х;
е) 5 (х + 4) + х = 6;
3) 3 (х - 7) - 6x = -х;
И 1/2(х-4)+3х=5;
К) 2 (х+3/5)-х=3 целых 1/5
м) 2x +7 = -21.
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