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aleksklad [387]
3 years ago
10

The expressions a(8

a"> + 7) and 4x + 3.5 are equivalent What is the value of a? 50pts mark brainiest if right

Mathematics
2 answers:
Gre4nikov [31]3 years ago
7 0

Answer:

The expressions a(8x + 7) and 4x + 3.5 are equivalent

Step-by-step explanation:

a(8x+7)=4x+3.5

8ax+7a=4x+3.5

let keep a=1/2

8/2x+7/2=4x+3.5

4x+3.5=4x+3.5

so no is or value of a=1.5

amid [387]3 years ago
6 0

Answer:

The expressions a(8x+7) and 4x + 3.5 are equivalent

Therefore, according to the above problem the equation is :---

a(8x + 7) = (4x + 3.5) \\ 8ax + 7a = 4x + 3.5

By comparing the term, we get

8ax = 4x \\ 8a = 4 \\ a =  \frac{4}{8}  \\ \boxed{a = \frac{1}{2} }

and,

7a = 3.5 \\ a =  \frac{3.5}{7}  \\  \boxed{a =  \frac{1}{2} }

<h3>The value of "a" is <u>1/2</u>.</h3>
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