
4x+10=4x7+10怎么解?
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解:解方程,此方程的解为x = 7
4x + 10 = 4 x 7 + 10
4x + 10 = 28 + 10
4x + 10 = 38
4x = 38 - 10
4x = 28
x = 28 ÷ 4
x = 28 × 1/4
x = 28/4
∴x = 7
答:此方程的解为x = 7
4x + 10 = 4 x 7 + 10
4x + 10 = 28 + 10
4x + 10 = 38
4x = 38 - 10
4x = 28
x = 28 ÷ 4
x = 28 × 1/4
x = 28/4
∴x = 7
答:此方程的解为x = 7
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