15(a-2b-c)-3(2a+bc)
You asked:
Evaluate the expression: \(15 \cdot \left(a - 2 b - c\right) - 3 \cdot \left(2 a + b c\right)\)
MathBot Answer:
Evaluated
\(\displaystyle 15 \cdot \left(a - 2 b - c\right) - 3 \cdot \left(2 a + b c\right) = 9 a - 3 b c - 30 b - 15 c \)
Expanded
\[15 \cdot \left(a - 2 b - c\right) - 3 \cdot \left(2 a + b c\right) = 9 a - 3 b c - 30 b - 15 c\]