1 year ago

Help help help help math math

Mathematics

1 answer:

stealth61 [152]1 year ago

8 0

Answer: -4

Step-by-step explanation:

$\frac{a}{4} +3=2$

Start by subtracting 3 from both sides

$\frac{a}{4} +3=2\\\frac{a}{4} +3-3=2-3\\\frac{a}{4} =-1$

Now multiply each side by 4

$\frac{a}{4} =-1\\\frac{a}{4}(4) =-1(4)\\a =-4\\$

You might be interested in

A rope is at least 21 feet long. You want to cut it into 3 pieces. The second piece is to be twice as long as the first piece,an

Yuri [45]

Answer:

the first piece of rope would be 4 feet

Step-by-step explanation:

4 + 8 + 9 = 21

5 0

3 years ago

HELP PLEASE I'LL GIVE 30 POINTS!!!

jasenka [17]

Answer:

x = 45

Step-by-step explanation:

Straight line has 180 degrees; so if you add all the angles up:

2x + x + x = 180

4x = 180

x = 45 degrees

6 0

2 years ago

Read 2 more answers

Find the l.c.m of x²+x, x²-1, x²-x

olga2289 [7]

Answer:

X³-x

Step-by-step explanation:

Lcm

x(x-1)(x+1)

x(x²-1)

x³-x

6 0

2 years ago

Evaluate a2 - 6 for a = 4 and b = 17

Natalija [7]

Answer:

The answer is -94 but where is b

Step-by-step explanation:

2(4)-6(17)=-94

7 0

2 years ago

Im so confused about this section!!

notsponge [240]

Probability=blue marbles/total marbles

Probability=5/10=1/2

If you draw from the bag twice...

Probability = 1/2 x 1/2 = 1/4

answer: 1/4

6 0

3 years ago