toolbrat79 toolbrat79 23-01-2020 Mathematics contestada FAST Which equation is NOT an identity?a) 0+7=7b) 1∙9=9c) x+3=3+xd) x+1=x21. Which equation has no solution?a. 7y + 9 = −7y − 9b. 5x + 2 = 5x − 3c. 4v − 3 = 4v + 6 − vd. 2z + 1 = 3z − z + 122. Solve the following equation3x + 4 = 5x − 1023. Solve the following equation2(2x + 1) = 4x − 524. Solve the following equation−2x − 2 = 2(3x − 1) − 4(−6 + 5x)