решить уравнение (4*х-130):7=50

<span>(4*х-130):7=50</span>

<span>4х-130=50*7</span>

<span>4х-130=350</span>

<span>4х=350+130</span>

<span>4x=480</span>

<span>х=120 </span>

<span>Ответ: <u>120</u></span>

<span> (4*х-130):7=50</span>

<span>(4*x-130):7=50</span>

<span>4*x-130=50*7</span>

<span>4*x-130=350</span>

<span>4*x=350+130</span>

<span>4*x=480</span>

<span>x=480:4</span>

<span>x=120</span>