3 years ago

Solve Mathematics question. Photo

Mathematics

1 answer:

dezoksy [38]3 years ago

8 0

Take a look at the photo attached.

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Lia has $24. Lia and her brother together have a total of $45. The solution of the equation 24 + x = 45 is the amount of money,

Julli [10]

Answer:

21$

Step-by-step explanation:

24+x=45

-24 -24

x=21$

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3 years ago

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(5•-3) - (4•-3) + -3 - (3•-3)

Dmitry_Shevchenko [17]

Use PEMDAS.

Parenthesis first.

(-15)-(-12)+3-(-9)

Next multiply,

(-15)+12+3+9 (two negatives get you a positive)

Finally, add and subtract:
-15+24=9

You get 9 as your answer.

Hope this helps!

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3 years ago

Choose the equation that represents the graph below.

alekssr [168]

The equation is y = -2/3x + 6

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2 years ago

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lesya692 [45]

Answer:

Elon Musk

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2 years ago

Help Please!! What is the value of a? Enter your answer in the box. a =

Talja [164]

Answer:

a=15

Step-by-step explanation:

By pythagoras' theorem

25²=20²+a²

625=400+a² group like terms

a²=625-400

a²=225

$\sqrt{a {}^{2} } = \sqrt{225}$

therefore a=15

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2 years ago