Answer:
18
Step-by-step explanation:
Divide both sides of the equation by the same factor. -9/-9 = 81/-9. simplify x= -9 and the answer is x= -9
Answer:
each person gets 40 pennies.
Step-by-step explanation:
Hudson AND 7 = 8
320 ÷ 8 = 40
Each person gets 40 pennies.
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Answer:
I'm assuming we need to find the number of minute she as used. to do that we can right an inequality with m being the number of minutes
18+0.06m≥88.56
we then just solve this like we would with any other algebra equation, First we subtract 18 from both sides.
0.06m≥70.56
Then we dives by 0.06
m≥1176
Rania has used at least 1176 minutes
Answer:
7.2
Step-by-step explanation:
a good method towards percentages in multiplying both numbers in this case 48 and 15 and then lowering the product by 2 decimal places