Answer:
2(10+15)= 50
2(20+5)= 50
Step-by-step explanation:
2(25)=50
2(20+15) = 70
2(2+5) = 14
2(20+5)
2(10+15)
When you add 20+5 together you get 25 which is the same to 2(25)
When you add 10+15 together you get 25 which is the same to 2(25)
2x-20=450
2x=450+20
2x/2=470/2
x=235
y = 4x - 1040
3.4h
<u>Paul used the following identities:</u>
<u>Anthony used the identity:</u>
64x^2+112x+49