I don't understand this??

Mathematics

1 answer:

Sindrei [870]3 years ago

4 0

3,200?? (it may not be right I'm sorry.)

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Solve the system by substitution.<br> 2x + 3y = 32<br> y = x + 9

HACTEHA [7]

Answer:

x=1 and y=10 (1,10)

Step-by-step explanation:

2+30=32

10=1+9

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3 years ago

1.Monthly earnings total $4513. Find the social security tax deducted.

Irina-Kira [14]

1)$345.24

2)$23.70

3)$64.88

7 0

3 years ago

Read 2 more answers

Help I will be marking brainliest!!!

Margarita [4]

You use the tan/cos/sin rules

So we know that the hypotenuse=46.8, opposite=44

We can use sin (negative) to find it

sin^-1=opp/hyp
sin^-1=44/66.8
=70 degrees

Hope this helps!! :)

7 0

3 years ago

F(x) = 2x2<br> Find f(-6)

Sunny_sXe [5.5K]

Is it 2 times x squared (2x^2?

2 * 6^2
2 * 36
72

3 0

3 years ago

Need to be able to check my work with this problem.

kirill [66]

Answer:

You are correct

Step-by-step explanation:

Hi,

$(f+g)(x)=6x-12+3x+8=9x-4\\\\(f-g)(x)=6x-12-3x-8=3x-20$

Thanks

5 0

3 years ago