3 years ago

I need help? For precalculus

1 answer:

3 0

Good luck I’m not sure what else to tell yuh

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Fantom [35]

Answer:

By themselves $18.20, $13.60, and together $31.80

Step-by-step explanation:

$2.60 multiplied by 7 equals $18.20

$3.40 multiplied by 4 equals $13.60

Together this equals $31.80

6 0

3 years ago

sladkih [1.3K]

3x+7=2 is the equation

4 0

3 years ago

rjkz [21]

50% chance, since their are 50 other marbles in the jar.

8 0

3 years ago

Sunny_sXe [5.5K]

You just need to multiply
$90 \times 60 \div 3$
then divide by 3

7 0

3 years ago

sertanlavr [38]

Answer:

Step-by-step explanation:

To simplify

$\frac{4}{x+3}$ ÷ $\frac{1}{x+3}$

Change division to multiplication and turn the second fraction upside down, that is

$\frac{4}{x+3}$ × $\frac{x+3}{1}$

Cancel the factor (x + 3) on the numerator/ denominator , leaving

$\frac{4}{1}$ = 4

7 0

3 years ago