Answer:
9+10-4+78= 93
Step-by-step explanation:
According to pemdas, we would just add/subtract across. So we will complete these steps:
<u>Step</u><u> </u><u>1</u><u>:</u>
9+10-4+78
19-4+78
<u>Step</u><u> </u><u>2</u><u>:</u><u> </u>
19-4+78
15+78
<u>Step</u><u> </u><u>3</u><u>:</u>
15+78
93
In conclusion, the answer is 93.
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