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3 years ago

Solve for a 3a+9 = 18 * a = 5 a = 10 a = 3 None of the above

Mathematics

1 answer:

dezoksy [38]3 years ago

4 0

Answer:

A=3

Step-by-step explanation:

3a+9=18

3a=9

a=3

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$\huge\textbf{Hey there!}$

$\huge\boxed{\textbf{5m = 10}}\\\\\large\textbf{DIVIDE 5 to BOTH SIDES}\\\\\huge\boxed{\mathbf{\dfrac{5m}{5} = \dfrac{10}{5}}}\\\\\large\textbf{CANCEL out: }\bold{\dfrac{5}{5}}\large\textbf{ because it gives you 1}\\\large\textbf{KEEP: }\rm{\bf \dfrac{10}{5}}\large\textbf{ because it gives you the m-value}\\\large\textbf{NEW EQUATION: m = }\bf \rm{\dfrac{10}{5}}\\\\\large\textbf{SIMPLIFY IT!}\\\huge\boxed{\mathbf{m = 2}}\\\large\textbf{Therefore, your answer is: \huge\boxed{\mathsf{m = 2}}}\huge\checkmark$

$\huge\textbf{Good luck on your assignment \&}\\\huge\textbf{enjoy your day!}$

<h2>~ $\mathfrak{Amphitrite1040:)}$ </h2>

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