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Calculate ??( hofog)x if h(x) = 3x , g = 1/3x and f =2x+5

Help with a few questions?

How do you solve the following system?: #6x 3y =3 , 3x +y = 8#

What is the domain and range of #y=absx 2#?

How do you find the solution of the system of equations #5x  2y = 4 # and #3x + y = 9 #?

How do you solve the equation #abs(62x)=6#?

How do you find the product of #(3ab)(2ab)#?

How do you solve #2x+ 5=17#?

How do you solve #z+12=34#?

A ball is thrown upward from the roof of a 25m building. The ball reaches a height of 45m above the ground after 2s and hits the ground 5s after being thrown. What is the equation for this function?

How do you write 11/15 as a percent?

How do you write #403.7 times 10 ^7# in standard notation?

What is #2+3*4#?

What is the perimeter of the rectangle with sides 5#1/3# in and 10#1/6#in?

How do you solve the linear system by substitution 3x + y =2 and x 3y=6?

How do you solve #x^2+28x+196=0#?

How do you factor the trinomial #P^216p+64#?

How do you solve #14=  6x + 32# by graphing?

How do you solve the following linear system: # x+2y=6 , 5x2y=35
#?

What is the pH of a 0.025 M aqueous solution of sodium propionate?
NaC3H5O2(aq) + H2O(l) <> HC3H5O2(aq) + Na+(aq) + OH(aq)
The Na+ is a spectator ion, so it can be eliminated from the equation to give:
C3H5O2(aq) + H2O(l) <> HC3H5O2 (aq) + OH