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Alexandra [31]
3 years ago
12

Solve all: 2/3x+15=7 3x+8-x=7 4(2x-6)=2

Mathematics
1 answer:
Sonja [21]3 years ago
8 0

Answer:

-1.3333

-1/2

3.25

Step-by-step explanation:

Ion need an explanation

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3x + 2 = 14<br> Which number makes the equation true?<br><br> 1<br> 2<br> 2<br> 4<br> 6
mrs_skeptik [129]

Answer:

x=4

Step-by-step explanation:

3x+2=14\\\\3x+2-2=14-2\\\\3x=12\\\\\displaystyle \frac{3x}{3}=\frac{12}{3}\\ \\ x=4

7 0
2 years ago
Six friends each use a $2-off coupon to buy themselves a movie ticket. They spend a total of $42. What is the price of one movie
SIZIF [17.4K]

Answer:

The Answer is $9

Step-by-step explanation:

What i did was multiplied 7 times 6 and that equaled 42. They all used 2 dollar off coupons. You asked what was the price of one movie ticket without the coupon, so i added $2 to 7 and got $9

7 0
3 years ago
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Find the area of a circle with radius, <br> r<br> = 6.43m.<br> Give your answer rounded to 2 DP.
Vesna [10]

Answer:

129.89 m²

Step-by-step explanation:

Area of a circle of radius r is A = πr².

If r = 6.43 m, then A = π(6.43 m)²  =  129.89 m²

5 0
2 years ago
Find the area of the isosceles triangle.
kogti [31]

Answer:

The hight length : h

The base length : a

Apply the Pythagorean theorem in the right triangle :

h² = 13² - (10/2) = 144

h  = √144 = 12 cm

S = (a x h)/ 2 = ( 10 x 12 )/2 = 60 cm²

Step-by-step explanation:

5 0
2 years ago
2. The water level of a river was measured each day during a two-week period. The
vampirchik [111]

Step-by-step explanation:

day during a two-week period. The

graph models the linear relationship between the water level of the river in feet

and the number of days the water level was measured.

Water Level of River

The initi

28

Ο Ο Ο

The max

24

20

The wate

16

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12

o

The water

CLEAR ALL

4

0

2

4

12

6 8 10

Number of Days

Which statement best describes the y-intercept of the graph?

< PREVIOUS

O 3

Os Oo Or

0.8

HH

7 0
2 years ago
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