Answer:
I put it in the calc and it got
x=5i,−5i
Step 1 : Simplify both sides
-5(6a+21)=-15
(-5)(6a)+(-5)(21)=-15
-30a-105=-15
Step 2 : Add 105 to both sides
-30a-105+105=-15+105
-30a=90
Step 3 : Divide both sides by -30
-30a=90
—————
-30 -30
a = -3
The answer for number 3 is 3.c
Answer:
-23.21
Step-by-step explanation:
Edge 2021