Answer:
a + (-b) = 4 + (-2) = 4 - 2 = 2
23
Step-by-step explanation:
Step 1:
3 - -5 (4)
Step 2:
3 - (-20)
Step 3:
3 + 20
Hope This Helps :)
She will have paid $168 not including the original $75 and $243 with.
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