Solve -150cos(160)-120cos(270)-xcos(180)

$$-150 \cos ( 160 ) -120 \cos ( 270 ) -x \cos ( 180 )$$

Evaluate

$$x+140.953893117886245$$

Solution Steps

Evaluate trigonometric functions in the problem

$$-150 \cdot -0.9396926207859083 - 120 \cos(270) - x \cos(180)$$

Multiply -150 and -0.9396926207859083 to get 140.953893117886245.

$$140.953893117886245-120\cos(270)-x\cos(180)$$

Get the value of \cos(270) from trigonometric values table.

$$140.953893117886245-120\times 0-x\cos(180)$$

Multiply 120 and 0 to get 0.

$$140.953893117886245-0-x\cos(180)$$

Subtract 0 from 140.953893117886245 to get 140.953893117886245.

$$140.953893117886245-x\cos(180)$$

Get the value of \cos(180) from trigonometric values table.

$$140.953893117886245-x\left(-1\right)$$

Multiply -1 and -1 to get 1.

$$140.953893117886245+x$$