Simplify:
12+(-38) + 27
A.-77
B. -53
C. - 1
D. 1
E 77

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year