3 years ago

Let x = -3, y = -2, and z= 7. What is thevalue of this expression?yz+ 2(2-x)

Mathematics

1 answer:

Alja [10]3 years ago

3 0

Answer:

so the expression should be -2+7+2(2-(-3))

You might be interested in

Find the value of x.

wlad13 [49]

Answer: The letter x is often used in algebra to mean a value that is not yet known. it is called a variable or somethings an unknown in x + 2 = 7, x is a variable but we can work out its value if you try a variable does not have to be x though it could be y or w, or any letter, name or symbol. See: variable

Step-by-step explanation: and that's it! have a yummy cookie day! ◑﹏◐

3 0

3 years ago

What is the value of this expression when x=2 and y=-4? -3(x-y)2

Llana [10]

Answer:

-108

Step-by-step explanation:

$- 3 \times { (2 - ( - 4)) }^{2} = \\ - 3 \times ( {2 + 4})^{2} = \\ - 3 \times 36 = - 108$