Solve for x
-4x + 10 = -30

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle.sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

Which value is not a solution of 8x^3 – 1 = 0

Pls brainliest will be awarded if answer is correct