<em>Equation:</em>
9(a+2)=189
<em>Solve the equation:</em>
9a+18=189
9a=189-18
9a=171
a=171/9
a=19
<em>Check the solution:</em>
Let a=19
9(19+2)=189
171+18=189
189=189
Therefore, the equation is 9(a+2)=189 and a is 19.
Answer:
-4
Step-by-step explanation:
its closer to -4
Multiplied by2x
2/x ×2x =1
2.07 x 10^4