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trapecia [35]
4 years ago
14

2x-2y=6;3x+2y=9 Solve for systems of equations

Mathematics
1 answer:
tensa zangetsu [6.8K]4 years ago
7 0

Answer:

x=3

Step-by-step explanation:

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Which problem could be solved by evaluating the expression 7 x (-3)?​
Tasya [4]

Answer:

The answer is -21

Step-by-step explanation:

To find the answer just multiply 7 by 3 and that's 21, so just add a negative sign to 21 and you get -21. I hope this helps :) please give me brainliest :)

6 0
3 years ago
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Now say you invest the $6,500 and the highest interest rate you can find is 2.5% compounded annually, but you would have to leav
MrMuchimi

Answer:

$648.5

Step-by-step explanation:

Given data

Principal= $6,500

Rate= 2.5%

Time= 5 years

The compound interest formula is given as

A= P(1+r)^t

substitute

A= 6500(1+0.025)^5

A= 6500(1.025)^5

A=6500*1.131

A=$7351.5

After 5 years the money in the account will be $7351.5

Now to buy a car of  $8,000

The added amount will be  

=$8,000-$7351.5

=$648.5

3 0
3 years ago
HELP PLEASEEEEEE<br><br> simplify cos^2 θ(1+tan^2 θ)
expeople1 [14]

Answer:

1

Step-by-step explanation:

cos²Ф(1 + tan²Ф)         Simplify 1 + tan²Ф

cos²Ф(1/cos²Ф)           Multiply

1

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7 0
3 years ago
-(4x-3)=3x-4 * would it be 1 2 3
masha68 [24]
The answer is 1. One solution; x=1
3 0
3 years ago
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Choose the quadratic equation that has x-intercepts of −1/3 and 5/2
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I’m pretty sure it will be the last one f(x)=(3x+1)(2x-5).
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3 years ago
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