Answer:
52
Step-by-step explanation:
4(4)+6(9)
16+36
52
The answer is -3 for the problem
Answer:
787?
Step-by-step explanation:
i am so sorry if this is wrong
<h2>
Explanation:</h2>
We use an equation to say that two things are equal. An equation always has an equal sign "=". So an equation tells us that the left side is equal to the right side. In this case, we have the following equation:

So the only value that makes this equation to be true is 5, because:

For instance, let's choose another value, say, 8. So substituting:

Answer:
2x + 4y = 12 and y = -1/2x + 3