Mathematics, 16.10.2020 18:01 jamarstand
Martha is taking her pulse. The table shows the number of heartbeats Martha counts in a given amount of time. What equation in slope-intercept form gives Martha's heartbeats after x seconds? Use your equation to find the number of heartbeats Martha will have in 2 minutes. A. y=74x; 210 beats
B. y=47x; 210 beats
C. y−35=74(x−20); 105 beats
D. y=74x; 105 beats
Answers: 3
Mathematics, 21.06.2019 14:10
Which linear equations have an infinite number of solutions? check all that apply. (x – 3/7) = 2/7(3/2x – 9/14)8(x + 2) = 5x – 1412.3x – 18 = 3(–6 + 4.1x)(6x + 10) = 7(x – 2)4.2x – 3.5 = 2.1 (5x + 8)
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Mathematics, 21.06.2019 19:30
[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible
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Mathematics, 21.06.2019 20:00
Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189
Answers: 1
Martha is taking her pulse. The table shows the number of heartbeats Martha counts in a given amount...
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