C because it has an equal number of y's on each side so to solve it you would subtract 4y from both sides leaving:
5 = -6
which is not possible so there is no solutions.

4 0

3 years ago

Read 2 more answers

Given that 2×+7=27 and 3×+1=28, does 2×+7=3×+1? explain <br>

Maru [420]

Answer:

Step-by-step explanation:

The variables are different in both problems. In 2×+7=27, it's 10, while in the other problem, it's 9.

27 doesn't equal 28.

4 0

3 years ago

I have a lot of questions to ask on mathematics...<br>so pls help so fast<br>thnx a lot...

melomori [17]

Answer:

WHAT DO YOU need help with

8 0

3 years ago

Write an exponential function in the form y=ab^xy=ab

Zarrin [17]

Answer:

Step-by-step explanation:

$y=ab^x\\x=0,y=4\\4=ab^0\\4=a(1)\\a=4\\y=4b^x\\x=2,y=256\\256=4b^2\\b^2=\frac{256}{4} =64\\b=\pm8\\y=4(8)^x\\or\\y=4(-8)^x$

8 0

2 years ago