Abag contains 140 marbles. some are blue and the rest are green. there are six blue marbles for every green marble. how many blue marbles are in the bag? explain your reasoning

2f(x)= x+3 if 4 < x < 8 2x if x 28 2

Plzz ! need the answer asap! 7% of 980

Rena used the steps below to evaluate the expression , when . step 1: substitute into the expression. step 2: simplify the parentheses. step 3: evaluate the power to a power. step 4: use reciprocals and find the value. in which step did rena make the first error?