1. –5х – 9 = –6х – 10 2. 4х = 7 + 3(4х + 3) 3. 5(3х + 1) + 2х = 4х + 5 4. 3(7х – 1) – 6(5х + 2) = 3 5. 3х – 5(2х + 3) = 15 – 4(6х – 1) 6. 1,9x + 0,3(7 – x) = 2,1 – 0,2х | 1. 12х – 5 = 7х + 10 2. 4(3х + 5) – 6х = 2 3. 3х – 7 = 4(2х – 3) – 5 4. 17 – 2(6х – 5) = 4(7х – 2) 5. 6х – 3(5х + 4) – 2(7х – 3) = –6 6. –2(x + 21) – 3(x – 14) = –5x | 1. 6х – 11 = х + 14 2. 5(6х – 1) = 3х – 5 3. 5 + 3(7х + 4) = 6х – 13 4. 5(3х + 4) – 6(3х – 7) = 23х 5. 4(5х – 3) – 5(3х + 7) = 6х – 23 6. 2(x + 21) + 3(x – 4) = 5(x + 6) | 1. 10х + 15 = 7х + 6 2. 3(4х – 1) + 5х = 14 3. 4х + 8 = 6х + 4(5х + 2) 4. 7(2х – 5) – 5(4х + 3) = 4х 5. 8 – 7(2 – 5х) – 4(2х + 3) = 3х 6. 2,1(x – 0,3) + 0,7x = 2,8x + 0,7 | 1. 8х + 11 = 6х + 13 2. 4(5х + 2) = 7х – 5 3. 7(2х – 1) – 3х = х – 17 4. 5х – 5(4х + 3) = 6(5х – 1) 5. 4х – 7(3х – 5) = 4 – 3(4х – 7) 6. 2,4(x – 0,1) – 0,26 = 2,4x – 0,4 |