Solve for y in 3x+7=y
y=7−3x
Substitute y=7−3x
y=7−3x into 8x−3y=30
8x−3y=30.
17x−21=30
Solve for x
x in 17x−21=30
17x−21=30.
X=3
Substitute x=3 into y=7−3x
y=-2
Therefore,
x=3
y=−2
The correct answer is B 9.74_98.1
Answer:
Factoring a monomial means breaking it down into each individual prime number and/or variable factor. This is also called "expanding" a monomial.
Step-by-step explanation:
Answer: i believe its 8
Step-by-step explanation:
i say 8 because 3x4 is 12 and so if bertha orignally had 4 and was given 4 she would have 8 and if su had 12 and gave away four she would also have 8
192 possible plain sandwiches can be made because you would do 4x6x8 which equals 192.