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3 years ago

6

Simplify the expression. (1)/(2)(-(5)/(6)+(1)/(3))

2 answers:

sergiy2304 [10]3 years ago

7 0

The answer to that is 0.5 I am pretty sure

o-na [289]3 years ago

5 0

Answer:

0.5

Step-by-step explanation:

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Eva's coin purse contained 10 more dimes than nickels. The total value of the nickels and dimes was $10. How many coins of each

salantis [7]

Answer:

60 nickels

70 dimes

Step-by-step explanation:

convert $10 to cents

$10 = 1000 pennies

1000 = 5x + 10 (x+10)

1000 = 15x + 100

900 = 15x

x = 60

60 nickels

70 dimes

check to be sure this adds up to $10

7 0

3 years ago

Use the rule y = -x + 7 to fill in the blank.<br><br> If (-1, y) is on the graph, then y = ___

STALIN [3.7K]

Answer:

8

Step-by-step explanation:

x=-1 so -(-1)+7=y

1+7=y

8=y

8 0

3 years ago

If x^2 = 49, then x^-2 =

Natalija [7]

Answer:

0.001665973

Step-by-step explanation:

4 0

3 years ago

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Qual é o resultado da multiplicação a seguir:

earnstyle [38]

Answer:

que????? no entiendo??????

4 0

3 years ago

Five more than the product of a number and 4 is equal to 8

Maru [420]

Answer:

$4x+5=8$

$x=\frac{3}{4}$

Step-by-step explanation:

Let

x ---> the number

we know that

The algebraic expression is equal to multiply the number by 4, add 5 and equal 8

so

$4x+5=8$

Solve for x

subtract 5 both sides

$4x=8-5\\4x=3$

Divide by 4 both sides

$x=\frac{3}{4}$

3 0

3 years ago