Answer:
(x - 5)(x - 2)
8
Step-by-step explanation:
51 + 4x + 7 = 90 - combine like terms
58 + 4x = 90 - subtract 58 from each side
4x = 32 - divide both sides by 4
x = 8
Factor 25a2−30a+9
25a2−30a+9
=(5a−3)(5a−3)
(5a−3)(5a−3)