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irakobra [83]
3 years ago
10

Marlena solved the equation 2x + 5 = –10 – x. Her steps are shown below.

Mathematics
2 answers:
pochemuha3 years ago
6 0

Answer: On E2020  

Answer: step 1. addition property of equality

step 2. subtraction property of equality

step 3. division property of equality

Step-by-step explanation:

nikklg [1K]3 years ago
5 0

Answer: step 1. addition property of equality

step 2. subtraction property of equality

step 3. division property of equality

Step-by-step explanation:

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The answer would be tan (44).

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The answer will be computed this way:
sin 75º = sin (30)º + 45º= sin 30 cos 45+cos 30 sin 45= 1/2*√2/2+√3/2*√2/2=√2/4+√6/4=(√2+√6)/4Check with calculator:sin 75º ≈ 0.9659

For tan (44): checking with the calculator the answer is also: ≈ 0.9659


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