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simplify the following expression 4(3z+9)-(5z+7)
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Sagot :

ᴜᴋɪʏᴏ

[tex] \huge \boxed{\mathfrak{Question} \downarrow}[/tex]

  • Simplify the expression ⇨ 4(3z+9)-(5z+7)

[tex] \large \boxed{\mathfrak{Answer \: with \: Explanation} \downarrow}[/tex]

[tex]4 \sf \left( 3z+9 \right) -(5z+7)[/tex]

Use the distributive property to multiply 4 by 3z+9.

[tex] \sf12z+36-\left(5z+7\right) [/tex]

Remove the brackets of 5z + 7 & put the subtraction symbol (minus) accordingly.

[tex] \sf12z+36-5z-7 [/tex]

Combine 12z and -5z to get 7z.

[tex] \sf7z+36-7 [/tex]

Subtract 7 from 36 to get 29.

[tex] \boxed{ \boxed{\bf7z+29 }}[/tex]

AikoMikan

Hey there!

4 (3z + 9) - (5z + 7)

= 12z + 36 - 5z - 7

= 12z - 5z + 36 - 7

= 7z + 29

Hope it helps ya!

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