Answer:
a) 0
b) 4.5
c) 3
d) 6
Step-by-step explanation:
Formula: 3x + 4y = 12
The questions contains the values of x. So here's an example of:
d) x = -4, y = ?
Using the formula: 3(-4) + 4y = 12
-12 + 4y = 12
4y = 24
y = 6
Do the same for the others!
Answer:
She need <u>7 kg 400 g</u> of sugar more to complete this order of cookies.
Step-by-step explanation:
Given:
Stevie Baker received 15 kg 700 g of sugar. The production manager noticed that they needed 23 kg 100 g of sugar to make the order of cookies she just received.
Now, to find the quantity of sugar she need to complete this order of cookies.
Quantity of sugar Stevie Baker received = 15 kg 700 g.
Quantity of sugar needed to make the order = 23 kg 100 g.
Now, to get the quantity of sugar she need to complete this order of cookies we subtract quantity of sugar Stevie Baker received from quantity of sugar needed to make the order:


Therefore, she need 7 kg 400 g of sugar more to complete this order of cookies.
Answer:
What Wally did wrong is that it is supposed to be (4a-5)(a-4)
In order to get -21 a. He was supposed to use negative 5 and 4 to get to negative 21
If he used (4a+5)(a+5)
The answer will be positive 21 and that's not what the problem is asking
Step-by-step explanation: