Answer:
Systems of equations equals (-1.5, 4)
Step-by-step explanation:
1. isolate the y in both equations
2. a. 4x+3y=6
3y=-4x+6
y=-4/3x+2
b.
2y=4x+14
y=2x+7
3. Solve the system of equations
-4/3x+2=2x+7
2=3 1/3x+7
-5=3 1/3x
-1.5=x
4. Solve for y by plugging x into one equation
y=2x+7
y=2(-1.5) + 7
y= -3+7
y=4
5. Systems of equations equals (-1.5, 4)
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The product of
will be 
Given expression,
We have to find the product of 
Now using distributive property, we get
Hence the product of
is 
Thus the correct option is (D). 
For more details on distributive property follow the link:
brainly.com/question/13130806
Answer:
The number they would count is 
Step-by-step explanation:
One mole is equal to 6.02214076x10^23 particles. In order to know the number counted by every human on Earth we simply multiply the number of humans times the count a "good counter" can achieve, 4x10^9x7.44x10^9 (for USA, change to 4x10^12 if you use de British English definition). Thus:

Answer:
number o students bought pennants = 18
number of student bought fancy ones=12
Step-by-step explanation:
Let x be the number o students bought pennants
and y be the number of student bought fancy ones
total 30 students


Plain pennants cost $4 each and fancy ones cost $8 each.

Substitute 30-x for y in second equation



Subtract 240 from both sides

divide both sides by -4
x=18


number o students bought pennants = 18
number of student bought fancy ones=12
Answer:
We are given 5 footballs and 9 baseballs. Therefore, the ratio would be 5:9, or 5/9 as the footballs would come first, then the baseballs.