Please excuse my dear aunt sally ( parentheses, exponents, multiplication, division, addition, and subtraction )
Answer:
21
Step-by-step explanation:
s=2
so, v=2+19
19+2=21
Answer:
7p−q−12
Step-by-step explanation:
W = 7/15 L
w = 56
56 = 7/15 L
56 x 15/7 = 7/15 x7 L
L = 120
Answer:
After 460 calls plan 1 is more economical than plan 2
Step-by-step explanation:
Plan 1: 36x + 0y
Plan 2: 13x + 0.05y
36x < 13x + 0.05y
36x - 13x < 0.05y
23x < 0.05y
23/0.05x < y
460x < y