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cmfield9014
03.09.2021 •
Mathematics
Simplify the following expression 4(3z+9)-(5z+7)
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Ответ:
![\huge \boxed{\mathfrak{Question} \downarrow}](/tpl/images/2454/2621/d7a2c.png)
Simplify the expression ⇨ 4(3z+9)-(5z+7)Use the distributive property to multiply 4 by 3z+9.
Remove the brackets of 5z + 7 & put the subtraction symbol (minus) accordingly.
Combine 12z and -5z to get 7z.
Subtract 7 from 36 to get 29.
Ответ:
2.6 kilograms
Step-by-step explanation:
13 divided by 5 is 2.6