Mathematics, 08.10.2020 01:01 alicciardone01
The equations –a – 7b = 14 and –4a – 14b = 28 represent a system of linear equations. Which statement correctly explains how to eliminate the variable b when solving the system of equations?
Answers: 2
Mathematics, 21.06.2019 14:30, stacy021603
In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.
Answers: 1
Mathematics, 21.06.2019 17:30, meganenaranjo
If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
Answers: 1
The equations –a – 7b = 14 and –4a – 14b = 28 represent a system of linear equations. Which statemen...
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