Answer:
- 30
Explanation:
-3/10x + 1 = 10
-1. -1
______________
-3/10x = 9
multiply by the reciprocal
-3/10x (-10/3)= 10/3 × 9
-3/10x (-10/3) cancel out
which leaves you with: -10/3 × 9
divide 9 by 3
which gives you -10 × 3
multiply -10 × 3 = -30
Answer: -30