-12b(7b-3)
To simplify the expression -12b(7b-3), we can distribute the -12b to both terms inside the parentheses:
-12b(7b) + (-12b)(-3)
Simplifying further, we get:
-84b^2 + 36b
-12b(7b) + (-12b)(-3)
Simplifying further, we get:
-84b^2 + 36b