Answer:
a= -4
Step-by-step explanation:
-33=7a-5
add five on both sides, so five cancels out on the right. that leaves you with -28, which you get by adding 5 to -33.
-33=7a-5
+5 +5
-28=7a
divide by 7. the seven on the right cancels out, and -28 over 7 is -4. meaning -4 = a
-28(/7)=7(/7)a
-4=a