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MaRussiya [10]
3 years ago
9

(7y - 2n) - (5y + 3a) = Pls help

Mathematics
2 answers:
Salsk061 [2.6K]3 years ago
8 0

Answer:

Simplify the expression.

−3a−2n+2y

Step-by-step explanation:

Sati [7]3 years ago
4 0

Answer:

2y-2n-3a

Step-by-step explanation:

(7y-2n) - (5y+3a)

7y-2n-5y-3a

2y-2n-3a

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Find the slope please using the formula
Aleks04 [339]

Answer:

4/3

Step-by-step explanation:

Using the formula of rise/run:

9-1 = 8

8-2 = 6

8/6 =4/3

3 0
3 years ago
ABC is isosceles.<br>m &lt; a = 3x + 40 and m &lt; c = x + 50<br>what is m &lt; a ??​
il63 [147K]

Answer:

  • 55°

Step-by-step explanation:

<u>It is assumed the angles A and C are congruent:</u>

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m∠A = 3*5 + 40 = 55°

7 0
3 years ago
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25) There are 200 students in 6th periodlunch. The ratio of 7th graders to 8thgraders is 4 to 5. What percent of thestudents are
Sergeu [11.5K]
89% I.e C should be the answer I hope it helps you . it should be 4+5=9 4÷9×200=88.8% approximately 89%
4 0
4 years ago
yesterday Noah ran 2 1/2 miles in 3/5 hour. emily ran 3 3/4 miles in 5/6 hour. Anna ran 3 1/2 miles in 3/4 hour. how fast, in mi
otez555 [7]

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Anna

Step-by-step explanation:

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5 0
3 years ago
Alex wants to start an IRA that will have $1,250,675 in it when he retires in 30 years. How much should he invest semiannually i
gulaghasi [49]
The formula of the future value of annuity due is
Fv=pmt [(1+r/k)^(kn)-1)÷(r/k)]×(1+r/k)
Fv future value 1250675
PMT semiannual payment?
R interest rate 0.045
K compounded semiannual 2
N time 30 years
Solve the formula for PMT
PMT=Fv÷ [(1+r/k)^(kn)-1)÷(r/k)]×(1+r/k) Plug in the formula
PMT=1,250,675÷((((1+0.045
÷2)^(2×30)−1)÷(0.045÷2))×(1+0.045÷2))
=9,828.44...Answer

Hope it helps!
7 0
3 years ago
Read 2 more answers
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