2 years ago

5 = 4a - 7 3 - 8c = 35 -1/2x -7 = -11 Solve this please.

Mathematics

1 answer:

Hitman42 [59]2 years ago

3 0

Answer:

a=3, c=-4, x=8

Step-by-step explanation:

5=4a-7

4a-7=5

4a=5+7

=12

a=12÷4

3-8c=35

-8c=35-3

=32

c=-32÷8

=-4

-1/2x-7=-11

-1/2x=-11+7

=-4

x=4÷1/2

=4/1×2/1

You might be interested in

The radius of a circle is 11 ft. Find the circumference of the circle.

lapo4ka [179]

Answer:

69.12 ft

Step-by-step explanation:

The formula for circumference of a circle is 2πr

= 2 × 3.142× 11

= 69.12

Hence the circumference of the circle is 69.12 ft

8 0

3 years ago

A bicycle tire has a radius of 13.25 inches. How far will the bicycle travel in 40 rotations of the tire?

jeka57 [31]

Answer:

the crazy part is that 69 points with the bike

Step-by-step explanation:

5 0

2 years ago

A sandwich shop serves 4 ounces of meat and 3 ounces of cheese on each sandwich. After making sandwiches for an hour, the shop o

mote1985 [20]

Answer:

7 oz, 13 sandwiches, 22.75 oz, and 30.33 oz.

Step-by-step explanation:

4 0

2 years ago

Find the value of n in 2m-3n = 6 and 2m + 6n = 12.

Nezavi [6.7K]

Answer:

n = 2/3

Step-by-step explanation:

2m - 3n = 6

– 2m + 6n = 12

-9n = -6

n = -6/-9

n = 2/3

Hence, the value of n in the given equations is 2/3.

4 0

2 years ago

Help me plz I don’t understand it

juin [17]

Answer:

x = 11

Step-by-step explanation:

By intersecting chords theorem:

$27(x + 5) = 24(x + 7) \\ 27x + 135 = 24x + 168 \\ 27x - 24x = 168 - 135 \\ 3x = 33 \\ x = \frac{33}{3} \\ x = 11$

4 0

2 years ago