add the equations and solve for the remaining variable.
substitute the value into either equation and solve.
check the solution.
step-by-step explanation:
Answer from: Quest
25 questions , because they start with 100.
350-100=250 .
. 250/10=25
step-by-step explanation:
first take off 100, then what x 10 = 250? that is your answer. (25)
Answer from: Quest
c
step-by-step explanation:
Answer from: Quest
the answer to your question is c.) volcanoes built the mountains and earthquakes tore them down.
step-by-step explanation:
Another question on Mathematics
Mathematics, 21.06.2019 14:30
Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.
Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500