Solve, Se 2
de A
Use the substitution method.
A There are an infinite number of solutions,
B There is no solution,
C The solution is (5, 1).
D The solution is (3, -1).

1

x = 1

step-by-step explanation:

0 ÷ x = 0

0 ÷ 1 = 0

really your just stupid if you don't know this

step-by-step explanation:

$320 to $405

step by step explanation:

in one day he earns between $64 and $81

therefore if he works for 5 days, he will earn between 64 x 5 to 81 x 5

= $320 to $405

answer: two high and two low

step-by-step explanation: because the earth rotates through two tidal “bulges” every lunar day, coastal areas experience every 24 hours and 50 minutes. high tides occur 12 hours and 25 minutes apart.