"Whats The Answer Of ( 4x + 3y - Z ) - ( -X + 8y + 72 ) ?"

Whats the answer of ( 4x + 3y - Z ) - ( -x + 8y + 72 ) ?

 

Answer:

5x-5y-z-72

Step-by-step explanation:

lets simplify step-by-step

(4x+3y-z)-(-x+8y+72)

distribute the negative sign

=4x+3y-z+-1(-x+8y+72)

=4x+3y+-z+-1(-x)+-1(8y)+(-1)(72)

=4x+3y+-z+x+-8y+-72

combine like terms

=4x+3y+-z+x+-8y+-72

=(4x+x)+(3y+-8y)+(-z)+(-72)

=5x+-5y+-z+-72

Answer is:

=5x-5y-z-72


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