Can you please help me please =( I beg you

Mathematics

2 answers:

kherson [118]4 years ago

7 0

Answer:

<h2>steps A & B</h2><h2 />

Step-by-step explanation:

5x + 9 = 2x - 3

subtract 2x from both sides

5x - 2x + 9 = 2x - 2x - 3

simplify:

3x + 9 = -3

subtract 9 from both sides:

3x + 9 - 9 = -3 - 12

simplify:

3x = -12

divide 3 on both sides:

3 3

simplify:

x = -4

emmasim [6.3K]4 years ago

6 0

Answer:

I think he made a mastake a step 3

Step-by-step explanation:

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Edi plays 1/4 of a song in 1/8 of a minute how many minutes will he need to play a full song

Neporo4naja [7]

Answer:

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Step-by-step explanation:

$first \: \: \: \frac{1}{4} \: \: \:of \:a \: song \: needs \: \frac{1}{8} \: \: minute. \\ \\ second \: \: \: \frac{1}{4} \: \: of \: a \: song \: needs \: \frac{1}{8} \: minute \: too. \\ \\ also \: the \: third \: and \: fourth \: \: \: \frac{1}{4} \: \: \: of \: a \: song \: need \: \frac{1}{8} \: minute \: . \\ \\ so \: we \: have \: completly \: have \: 4 \times \frac{1}{8} \\ \\ which \: means \: edi \: needs \: 4 \times \frac{1}{8} = \frac{4}{8} = \frac{1}{2} \: minute \: to \: play \: all \: the \: song.$