Answer:
here you go
Step-by-step explanation:
1.)50a2−39a+38
2.)2r2+2r−10
3.)−17y+17z+24
4.)8.1q−5.5
5.)−39x2+17x
<u>11t² + 7t + 3</u>
⇒ (5t² + 4) - (6t² - 7t + 1)
⇒ 5t² + 4 - 6t² + 7t - 1
⇒ <u>11t² + 7t + 3</u>