Answer:
put 0 first
Step-by-step explanation:
Answer:
3
2,-8
Step-by-step explanation:
this should be the two answers
Half of 2/3 is:

This means that 1/3 was left. This also means that they ate 1/3 of the lasagne.
Model diagram can be seen in attachment.
Answer:
x=17°
Step-by-step explanation:
163+x=180 (L.P)
x=180-163
x=17°
Answer:
-7
Step-by-step explanation:
-4(2)=-8
-8+1=-7........