5+(-4)+12.65=
5-4+12.65=
1+12.65=
13.65 is the answer
I believe the anwser to be 15cm
Answer: (a) x = -1
Step-by-step explanation:
<u>Given</u>
x - 8 = - 9
<u>Add 8 on both sides to isolate x</u>
x - 8 + 8 = - 9 + 8

Hope this helps!! :)
Please let me know if you have any questions
Remember order of operations (PEMDAS):
3•(11-1/2)
3•10.5
31.5
C cause 9 and 243 are the suplies and 4 and x are the number of houses that can be made