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timofeeve [1]
3 years ago
7

Find the value of a: a(x+3)<5x+15-x a=

Mathematics
2 answers:
____ [38]3 years ago
7 0
4x+15/x+3
I just did it
Vinil7 [7]3 years ago
5 0

Answer:

a= 4x+15/x+3

Step-by-step explanation:

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What is the answer to this?
ch4aika [34]

Answer:

39

Step-by-step explanation:

41+x=80

x=39

5 0
3 years ago
Read 2 more answers
Angle 6 is congruent to angle 3. Angle 3 is congruent to angle 1. So angle 6 is congruent to angle 1
dangina [55]

Answer:

Yes

Step-by-step explanation:

Congruent means equivalent so if <6 is = to <3 then due to <3 being = to <1 <6 also has to be = to <1.

7 0
3 years ago
Solve the quadratic equation by completing the square. x^2-14x+42=0 First, choose the appropriate form and fill in the blanks wi
Tom [10]
X^2 - 14x + 42 = 0
x^2 - 14x = -42
x^2 - 14x + 49 = 49 - 42
(x - 7)^2 = 7
x - 7 = (+-) sqrt 7
x = 7 (+-) sqrt 7

solutions are : x = 7 + sqrt 7 and x = 7 - sqrt 7

5 0
3 years ago
Read 2 more answers
I don't know how to do this
Dvinal [7]
a_1=2;\ r=-\dfrac{3}{2}\\\\a_2=a_1r\to a_2=2\cdot\left(-\dfrac{3}{2}\right)=-3\\\\a_3=a_2r\to a_3=-3\cdot\left(-\dfrac{3}{2}\right)=\dfrac{9}{2}\\\\a_4=a_3r\to a_4=\dfrac{9}{2}\cdot\left(-\dfrac{3}{2}\right)=-\dfrac{27}{4}\\\\a_5=a_4r\to a_5=-\dfrac{27}{4}\cdot\left(-\dfrac{3}{2}\right)=\dfrac{81}{8}
3 0
3 years ago
Solve the system of equations by graphing. Check your solution.<br><br> Y= -x+1<br> X+y= -1/2
Advocard [28]

Answer:

Step-by-step explanation:

try https://www.mathpapa.com/calc.html?q=y%3D2x+1 for faster answers next time

5 0
3 years ago
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