how to substitute 3x+y=11 4x-5y= -22

Is this right if I substitute -2 for x? f(x)=x^2-7x=10 f(-2)=-2^2-7(-2)+10 f)-2)=-4-(-14)+10...

What could I use to substitute this phrase: It seems as though I want to use something else to...

x^3 - 3x^2 + x Substitute 3 for x so i got 3^3 - 3(3)^2 + 3 27 - 3 - 9 + 3...

how do you substitute these system of equations 1.y=-3x-3 y=3x-3 2.y=4x-6 y=x than...

Substitute U = uV and P = (1/3)u into the equation (ðU/ðV)T = T(ðP/ðT)V – P to show that it leads t...

I'm not sure what to substitute in this question. Evaluate the integral Square root (tan^-1(x)) /...

Y=2x-20. Substitute the known value of x into y=-2x-20. Then solve for y.

Substitute 6x² from 3y-2x+5x²

Substitute -3 for a and 8 for b in the given equations. Tell whether each statement is True or F...

Substitute the following 4x-3y X-2y

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