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asambeis [7]
3 years ago
12

3 +0.5(4a + 8) = 9 – 2a

Mathematics
1 answer:
Flauer [41]3 years ago
4 0

Answer:

A=1/2 or A=0.5,A=2 negative 1 on top of two.

Step-by-step explanation:

3+0.5(4a+8)=9-2a

parentheses first

3+2a+4=9-2a

add the numbers

7+2a=<em>9</em><em>-</em><em>2</em><em>a</em>

<em>move</em><em> </em><em>terms</em>

<em>2</em><em>a</em><em>+</em><em>2</em><em>a</em><em>=</em><em>9</em><em>-</em><em>7</em>

<em>colle</em><em>ct</em><em> </em><em>the</em><em> </em><em>like</em><em> </em><em>terms</em><em> </em><em>and</em><em> </em><em>subt</em><em>ract</em>

<em>4</em><em>a</em><em>=</em><em>2</em>

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