1 x2 - 10x + 21 3 4x2 + 8x + 3 = 0
5 3x2 - 3(x - 1) = 4(2x + 1) + 3
7 x² = x
9 x2 - 24 = 10x
11) (x + 2)(x - 5) + 6 = 0
13 4x2 + 11x + 6 = 0
15 6(x + 1) = 13x
19 3
12
2
19 x(4x + 5)
17 x2+x=
2(2x - 1)
3
21
5 - 4x
1​

Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.