Problem 8.59TI: Add: 716+516 . Problem 8.60TI: Add: 310+110 . Problem 8.61TI: Add: 5x2x+3+22x+3 . Problem 8.62TI: Add; xx2+1x2 . Problem 8.63TI: Add; 9x+14x+7+x2x+7 . Problem 8.64TI: Add: x2+8xx+5+15x+5 . Problem 8.65TI: Subtract: x2x+39x+3 . Problem 8.66TI: Subtract: 4x22x5252x5 . Problem 8.67TI: Subtract: n2n4n+12n4 . Problem 8.68TI: Subtract: y2y19y8y1 . Problem 8.69TI: Subtract: 4x211x+8x23x+23x2+x3x23x+2 . Problem 8.70TI: Subtract: 6x2x+20x2815x2+11x7x281 . Problem 8.71TI: Add: 8x152x5+2x52x . Problem 8.72TI: Add: 6y2+7y104y7+2y2+2y+1174y . Problem 8.73TI: Subtract: y25yy246y64y2 . Problem 8.74TI: Subtract: 2n2+8n1n21n27n11n2 . Problem 129E: In the following exercises, add. 129. 215+715 Problem 130E: In the following exercises, add. 130. 421+321 Problem 131E: In the following exercises, add. 131. 724+1124 Problem 132E: In the following exercises, add. 132. 736+1336 Problem 133E: In the following exercises, add. 133. 3aab+1ab Problem 134E: In the following exercises, add. 134. 3c4c5+54c5 Problem 135E: In the following exercises, add. 135. dd+8+5d+8 Problem 136E: In the following exercises, add. 136. 7m2m+n+42m+n Problem 137E: In the following exercises, add. 137. p2+10pp+2+16p+2 Problem 138E: In the following exercises, add. 138. q2+12qq+3+27q+3 Problem 139E: In the following exercises, add. 139. 2r22r1+15r82r1 Problem 140E: In the following exercises, add. 140. 3s23s2+13s103s2 Problem 141E: In the following exercises, add. 141. 8t2t+4+32tt+4 Problem 142E: In the following exercises, add. 142. 6v2v+5+30vv+5 Problem 143E: In the following exercises, add. 143. 2w2w216+8ww216 Problem 144E: In the following exercises, add. 144. 7x2x29+21xx29 Problem 145E: In the following exercises, subtract. 145. y2y+864y+8 Problem 146E: In the following exercises, subtract. 146. z2z+24z+2 Problem 147E: In the following exercises, subtract. 147. 9a23a7493a7 Problem 148E: In the following exercises, subtract. 148. 25b25b6365b6 Problem 149E: In the following exercises, subtract. 149. c2c86c+16c8 Problem 150E: In the following exercises, subtract. 150. d2d96d+27d9 Problem 151E: In the following exercises, subtract. 151. 3m26m3021m306m30 Problem 152E: In the following exercises, subtract. 152. 2n24n3230n164n32 Problem 153E: In the following exercises, subtract. 153. 6p2+3p+4p2+4p55p2+p+7p2+4p5 Problem 154E: In the following exercises, subtract. 154. 5q2+3q9q2+6q+84q2+9q+7q2+6q+8 Problem 155E: In the following exercises, subtract. 155. 5r2+7r33r2494r25r30r249 Problem 156E: In the following exercises, subtract. 156. 7t2t4t2256t2+2t1t225 Problem 157E: In the following exercises, add. 157. 10v2v1+2v+412v Problem 158E: In the following exercises, add. 158. 20w5w2+5w+625w Problem 159E: In the following exercises, add. 159. 10x2+16x78x3+2x2+3x138x Problem 160E: In the following exercises, add. 160. 6y2+2y113y7+3y23y+1773y Problem 161E: In the following exercises, subtract. 161. z2+6zz2253z+2025z2 Problem 162E: In the following exercises, subtract. 162. a2+3aa293a279a2 Problem 163E: In the following exercises, subtract. 163. 2b2+30b13b2492b25b849b2 Problem 164E: In the following exercises, subtract. 164. c2+5c10c216c28c1016c2 Problem 165E: Sarah ran 8 miles and then biked 24 miles. Her biking speed is 4 mph faster than her running speed.... Problem 166E: If Pete can paint a wall in p hours, then in one hour he can paint 1p of the wall. It would take... Problem 167E: Donald thinks that 3x+4x is 72x . Is Donald correct? Explain. Problem 168E: Explain how you find the Least Common Denominator of x2+5x+4 and x216 . format_list_bulleted