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Artemon [7]
3 years ago
5

What is the value of a? a–2=3+6a3 Enter your answer in the box. a =

Mathematics
1 answer:
photoshop1234 [79]3 years ago
7 0

Answer:356

Step-by-step explanation:

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Please help me with this. Use the combination method of substitution to solve. Please show and explain work. Thanks.
Artemon [7]

Answer:

x = 25.35 (or 2129/84) and y = 4334.04 (or 121353/28)

Step-by-step explanation:

The given equations are set up and ready to go with substitution. Simply just plug in the first equation to the second equation as both are equal to y.

Step 1: Replace y in <em>y = 87x + 2129 </em>with <em>171x</em>

171x = 87x + 2129

Step 2: Subtract 87 x on both sides

84x = 2129

Step 3: Divide both sides by 84 to get x

x = 2129/84 or 25.35 (rounded)

To get y, simply plug in x into one of the 2 original equations. In this case, I will use the first equation:

y = 171 (25.35)

y = 121353/28 or 4334.04 (rounded)

You can check your work by plugging both solutions into the calculator and see if they equal each other. The values for these answers are solely based on the equations, so if you write the <em>equations </em>wrong themselves, then that means you have the values wrong as well.

6 0
3 years ago
456+213 using the break apart strategy
GalinKa [24]
Fist break up each number in the hundreds column add the tens and the ones then add the hundreds to the previous answer
4 0
3 years ago
If a transformation moves points only up or down, how do the coordinates of the point change? What can you conclude about the co
yarga [219]
<span>There are different coordinate systems the commonest being the system of latitudes, longitudes, and ellipsoidal heights, and the situation is complicated because the latitudes and longitudes of the same point differ slightly depending on the geodetic coordinate system of a nation,the result being that different system of latitude and longitude in use for the same point can disagree in coordinates sometimes by more than 200 meters.</span>
5 0
3 years ago
6 1 2 3 + + 2 3 4 Situation: Find the value of this fraction computation: 6(1/2+3/4+2/3)​
MArishka [77]

Answer:

11.5 gotchu 100% correct

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
I’ll give the bralyist to the first correct answer
ArbitrLikvidat [17]

Answer:

The answer is 2

From the function when the input is 2 the output is -7. The inverse reverses the order so the input will be -7 and the output will be 2.

5 0
3 years ago
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