1 7x-0.45= — 3 5 + 0.4 x= x
291.6 — = 106% 4 8x - 0.65 = 3x - 0.4 = x- 0.3 = x- 0.3 =
—1 6 — 40 3 5 x+ —1 x= 8
—1 + 7 6 0.7 x = 127.3
1 —8 9 — 4 8 x + — x= 40 5
1 —8 9 846.4 + 0.2 x =
—x 9 =
159%
—x 4 =
178% —x 3 = 52%
—x 2 =
133% 1 2x-0.25= — 6 4 1 — x- — x= 3 8 24 x — = 74% 8
7x - 0.85 = 4x - 0.95 = 7x - 0.65 = 8x - 0.9 =
—1 + 8 2 0.5 x 232.5 =
—1 3 4 — 6 3 x + —7 x= 21
1 —2 9 27.9 + 0.3 x =
—1 8 —7 x+ —1 56 8 x= 8
—x 9 = 17% —x 3 = 3%
—x 2 =
183% —x 5 =
113%
1 9x-0.4= — 4 9 + 0.6 x= x 470.4 — = 52% 6 5x - 0.05 = 6x - 0.85 = 4x - 0.95 = 2x - 0.65 =
—1 9 — 56 5 8 x+ —6 x= 7
—1 + 5 5 0.2 x = 72.8
1 —9 8 — 1 7 x + — x= 21 3
1 —8 1 128 + 0.6 x =
—x 5 = 46%
—x 4 = 99% —x 6 =
116%
—x 6 = 6%