Question Solve the equation x=40 Evaluate 3x−90=x−10Move the expression to the left side 3x−90−x=−10Move the expression to the right side 3x−x=−10+90Add and subtract More Steps Evaluate 3x−xCollect like terms by calculating the sum or difference of their coefficients (3−1)xSubtract the numbers 2x 2x=−10+90Add and subtract 2x=80Divide both sides 22x=280Divide the numbers x=280Solution More Steps Evaluate 280Reduce the numbers 140Calculate 40 x=40 Show Solution Rewrite the equation x=40 Evaluate 3x−90=x−10Move the variable to the left side 2x−90=−10Move the constant to the right side 2x=80Solution x=40 Show Solution Graph