All categories

2 years ago

Will somebody help me

Mathematics

1 answer:

Taya2010 [7]2 years ago

5 0

I want to help U but I can't open that pic I'm sorry

You might be interested in

Which expression is equivalent to (3x-1) (-5x+6)?

Gnoma [55]

Answer:

−15x2+23x−6

Step-by-step explanation:

(3x−1)(−5x+6)

=(3x+−1)(−5x+6)

=(3x)(−5x)+(3x)(6)+(−1)(−5x)+(−1)(6)

=−15x2+18x+5x−6

=−15x2+23x−6

8 0

3 years ago

Evaluate (-A)^2 for A = 5, B = -4, and C = 2

drek231 [11]

Answer:

(-A)^2 for A = 5

(-5)^2

=25

Step-by-step explanation:

first, replace A by 5, and maintain the negative to the 5.

multiply (-5)^2.

nb: don't forget to maintain the bracket when multiplying. if you maintain the bracket, you'll get a positive number, but if you don't, you'll get a negative number.

6 0

3 years ago

I have a 3 foot board that needs to be equally decided into 1/2 how many extra peices will I have

anygoal [31]

Answer:

No extra pieces.

Step-by-step explanation:

Given:

Total number of foot board = 3

Equally divided into = 1/2

Question asked:

How many extra pieces will I have = ?

Solution:

By dividing 3 by 1/2 we can find the extra pieces.

= $3\div\frac{1}{2}$

= $3\times\frac{2}{1}$

= $6$

Since, the remainder is zero, thus there is no any extra pieces I have.

7 0

2 years ago

What is the measure of DEF? Pls help me asap

Yakvenalex [24]

Step-by-step explanation:

3y +4 =5y -10

2y = 14

y = 7

DEF = (3Y+4)× 2 OR (5Y-10) ×2 OR (5Y-10+ 3Y+4)

Def= (3 ×7+4)×2

=50 degree

3 0

1 year ago

When adding two<br> rational numbers what<br> will the sign be if both<br> numbers are positive?

NikAS [45]

Answer:

Step-by-step explanation:

Adding two rational numbers results in a positive sum.

4 0

3 years ago