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Mathematics 9 Online
OpenStudy (alivejeremy):

Evaluate the expression, using the given value of the variable. 2 – 8x + 3x when x = 5 A. –53 B. –23 C. –15 D. 57

OpenStudy (alivejeremy):

Evaluate the expression, using the given value of the variable. z ÷ 2 – 4z + 3(z – 3) when z = 8 A. –17 B. –13 C. –7 D. –1

OpenStudy (thecuteone25):

ok plug in the 8 in all the z's then do multiplication first

OpenStudy (alivejeremy):

can u write that

OpenStudy (er.mohd.amir):

(8/2)-4*8+3(8-3)

OpenStudy (alivejeremy):

nvm

OpenStudy (thecuteone25):

do you know PEMDAS

OpenStudy (alivejeremy):

yea i just use it

OpenStudy (alivejeremy):

OpenStudy (thecuteone25):

oh ok just asking

OpenStudy (alivejeremy):

^_^

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