2 years ago

What times 4 minus 2 divided by 30 equals 68

Mathematics

2 answers:

11111nata11111 [884]2 years ago

6 0

I have written it on the paper, hope this helps!

devlian [24]2 years ago

3 0

Answer:

510.5 or as a fraction, 1021/2

Step-by-step explanation:

4x-2/30 = 68

times both sides by 30 and you get

4x-2=2040

add two to both sides

4x = 2042

then divide both sides by 4 and you get

x=510.5

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A line has the equation y = 3x + 16 what are the coordinates of the y intercept of the line?

bearhunter [10]

Answer:

(0, 16)

Step-by-step explanation:

y = 3x + 16

Plug x = 0

-> y = 3*0 + 16

-> y = 0 + 16

-> y = 16

-> y- intercept = (0, 16)

3 0

1 year ago

Read 2 more answers

Plz help on rationalising surds

Fittoniya [83]

(√5 + 3)² / √20=
((√5 + 3)² / √20)(√20/√20)=
(√20(√5 + 3)²) / (√20)²=
√20(5+6√5+9) /20=
√20 (14+6√5) /20=
(14√20 +6√100) /20=
(14√20 +60) / 20=
(14(√4√5) + 60) /20=
(14(2)(√5)+60) / 20=
(28√5+60) /20=
(7√5+15) / 5

Answer:(√5 + 3)² / √20= <span>(7√5+15) / 5</span>

3 0

2 years ago

A dealer marks a T-shirt with a price 20 PERCENT more than the cost price. It he sells it at a discount of I5 PERCENT.. What wil

Vlada [557]

Answer:

Rs 2,or 2%profit

Step-by-step explanation:

the price he marked:

$100 \times \frac{120}{100} = 120$