Mathematics, 27.09.2019 08:30 c1100321311
Steven is three times as old as jenny. the sum of their ages is 63. let s be steven’s age and j be jenny’s age. select the system of equations that represent the problem?
( a) s=3j
s+j=63
(b) s=j+3
s+j=63
(c) s=3j
sj=63
Answers: 1
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Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30
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21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)
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Mathematics, 21.06.2019 21:50
What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality
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Mathematics, 22.06.2019 00:40
If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?
Answers: 1
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