I am having trouble on this one question. Can someone please help me?

I am having trouble on this one question. Can someone please help me?

The difference between two numbers is 9. Two times the larger number is 4 times the smaller number. Write a system of equations describing the given conditions. Then solve the system by the substitution...

I need help I forgot how to do substitution.

The school that Anjali goes to is selling tickets to a play. On the first day of ticket sales the school sold 11 senior citizen tickets and 14 child tickets for a total of $211. The school took in...

Solve by the substitution method. 2x − 6y = −18 −x + 3y = 9 (x,y)

Solve by the substitution method. (If there is no solution, enter NO SOLUTION. Use the parameters x and y as necessary.) 3x + 2y = 8 y = 3 − 2x (x,y)=

d= -1/2 c +5 solve the system is consistent or inconsistent equations are independent or dependent

Find using substitution: ∫ 1/[x(1+lnx)2] dx I'm not sure what substitution to use.

Using the method of substitution, find: ∫ sec2x / sqrt(tan2x - 1) dx ∫ sec2x / tan2x - 1 dx ∫ cosx / 1 - sin2x...

Use the substitution u = x - 1/x to show that the integral from 1 to (√pi +√2)/2...

we r supposed to use the substitution method

3x+2y-z=1 2x+y-z=-2 2x-y-2z=4

3x-y+2z=10 2x+y-z=-2 x+2y-3z=-10 Solve using substitution

8=4x-3y 17=x+3y

2x-y=5 -2x-5y=11

-4x-y=-6 4x+3y=18

3x+5y=0 2x-5y=-25

in part of a fundraising campaign, logan organized a dog show. The cost to rent the park was $1300 plus $2.50 per person for the snack bar fee. logan charged $5 for each student ticket and $8 for...

I am not sure how to set this up.

Solve the systems of equations using substitution.Give your solution the systems as a pair or coordinates. simple solutions©

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