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Darya [45]
4 years ago
14

How would you solve -7x-4y=16

Mathematics
1 answer:
Anni [7]4 years ago
8 0
So one easy way is to make the equation equal to only one place holder so 
-7x-4y=16
add 7x to both sdies
-4y=16+7x
multiply both sides by -1
4y=-16-7x
divide both sides by 4
y=-4-7/4x
subsitute values for x and get values for y
exg
if x=0 then y=-4
if x=1 then y=-5 3/7
etc
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Factor the expression 54x+8154x+81 using the GCF.<br> 54x+81=54x+81=
nadya68 [22]
We know that GCF stands for Greatest Common Factor and hence we need to apply this in solving the given problem. The solution is shown below:
54x+8154x+81
Combine same terms, we have:
8208X+81
Factoring with the greatest common factor which is 27
304x+3
The answer for the factored expression is 304X + 3.

6 0
3 years ago
Find two supplementary angles if the measure of one angle is three times the measure of the second
Colt1911 [192]
Hello :
x+3x=180
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x=180/4
x=45°
8 0
3 years ago
5. Write each number in another form.
sukhopar [10]
Your answer would be c
7 0
4 years ago
What is the answer? If 45 x 36 +62=72%
Soloha48 [4]
Answer: 1682

(45 x 36) + 62
1620 + 62 = 1682


7 0
3 years ago
Simplify the expression. If not possible, write simplified.<br> 3 - 2y +9
svlad2 [7]

Answer:

-2y + 12

Step-by-step explanation:

3 - 2y +9

Combine the constants

-2y +3+9

-2y + 12

6 0
3 years ago
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