Question Solve the equation y=27Alternative Form y=3.5 Evaluate y+21=4Move the constant to the right-hand side and change its sign y=4−21Solution More Steps Evaluate 4−21Reduce fractions to a common denominator 24×2−21Write all numerators above the common denominator 24×2−1Multiply the numbers 28−1Subtract the numbers 27 y=27Alternative Form y=3.5 Show Solution Rewrite the equation Rewrite in standard form Rewrite in slope-intercept form 2y=7 Evaluate y+21=4Multiply both sides of the equation by LCD 2y+1=8Solution 2y=7 Show Solution Graph