Answer:
x = -20
Step-by-step explanation:
-⅗(15x - 30) = 198
Multiply each side by 5
-3(15x - 30) = 990
Distribute the -3
-45x + 90 = 990
Subtract 90 from each side
-45x = 900
Divide each side by -45
x = -20
Check:
-⅗[15(-20) - 30] = 198
-⅗(-300 - 30) = 198
-⅗(-330) = 198
198 = 198
