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5 ( 3a - 9 )
( 5 × 3a ) - ( 5 × 9 )
15a - 45
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Answer:
Distribute, subtract, additon,divide
Step-by-step explanation:
4(x-7)=2x-6 to get the second problem you distribute the 4 to the 7 and x
4x-28=2x-6 subtract the 2x from 4x
2x-28=-6 then u add the 28 to the negative 6
2x=22 divide
x=11
Answer:
find it by drawing a graph
Step-by-step explanation:
it will then be easy
Answer:
72$
Step-by-step explanation
How to insert in a calculator 90-20%= 72
How to take 20% from a price
Divide the original price by 5. <em>18</em>
Subtract this new number from the original one. <em>90 - 18 </em>
The number you calculated is the discounted value. <em>90 - 18 = </em><u><em>72</em></u>
Answer: 4/9 of the class are boys and 5/9 of the class are girls.
Step-by-step explanation:
- There are 9 nine students in total in the class since 4 + 5 = 9.
- Input the amount of boys and girls there are in the class in the numerator and have 9 as the denominator. 4/9 of the class are boys and 5/9 of the class are girls.
