4x+35/7x+35=8/5这个方程怎么解?
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解:解方程,此方程的解为x = -167/45
4x + 35/7x + 35 = 8/5
(28/7)x + (35/7)x = 8/5 - 35
(63/7)x = 8/5 - 175/5
(63/7)x = -167/5
9x = -167/5
x = -167/5 ÷ 9
x = -167/5 × 1/9
∴x = -167/45
答:此方程的解为x = -167/45
4x + 35/7x + 35 = 8/5
(28/7)x + (35/7)x = 8/5 - 35
(63/7)x = 8/5 - 175/5
(63/7)x = -167/5
9x = -167/5
x = -167/5 ÷ 9
x = -167/5 × 1/9
∴x = -167/45
答:此方程的解为x = -167/45
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