Answer:
100+90+7
200+20
Step-by-step explanation:
Answer:
yes it does equal 72
Step-by-step explanation:
Answer:
Step-by-step explanation:
the answer is explained in the picture
Answer:
X^2+3X-10
Step-x^2by-step explanation:
Answer:
1-a2
1-5x2
-4x2= -8
Step-by-step explanation: