3 years ago

3a−15=4a−3a I NEED HELP WITH THIS ASAP PLZ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics

2 answers:

GaryK [48]3 years ago

8 0

Answer:

a = 15/2

Step-by-step explanation:

3a−15=4a−3a

Combine like terms

3a - 15 = a

Subtract 3a from each side

3a-3a−15=a−3a

-15 = -2a

Divide each side by -2

-15/-2 = -2a/-2

15/2 =a

lesya692 [45]3 years ago

3 0

Answer:

The answer is 15 over 2

Step-by-step explanation:

3a-15=4a-3a

3a -15 = a subtract 3a

-3a -3a

-15=-2a Divide by -2

----- -----

-2 -2

-15 15

----- = ------

-2 2

You might be interested in

The Lewis family is building a circular swimming pool if the radius of the pool is 9 feet what is it’s circumference use TT =3.1

zzz [600]

Answer:

C =56.52 ft

Step-by-step explanation:

The circumference is found by

C = 2*pi*r where r is the radius

C = 2*3.14 * 9

C =56.52 ft

5 0

3 years ago

NEED HELP ASAP Need someone to explain how to do this

DIA [1.3K]

Answer:

Oh cool! The answer is 90 since a and c or parallel, b cuts through them perpendicularly, forming a right angle.

Step-by-step explanation:

6 0

3 years ago

Use the graph to answer the question.

dmitriy555 [2]

Answer:

Step-by-step explanation:

hope it helps :)

3 0

3 years ago

123456789101112131415161718

lesya692 [45]

Answer:

the third one is the correct answer

Step-by-step explanation:

hope that helps

7 0

3 years ago

Factor 30b2 + 48b - 24

iogann1982 [59]

IM going to assume that the "2" is to be squared. If so, then the answer is 2(15x^2+8)

6 0

3 years ago