4 years ago

Combine the like terms to create an equivalent expression 4z- (-3z)

Mathematics

1 answer:

NNADVOKAT [17]4 years ago

4 0

Answer:

Step-by-step explanation:

subtracting a negative is like adding

$4z - (-3z)\\4z+3z\\7z$

You might be interested in

Need help with this quiz please

oee [108]

Answer:

Step-by-step explanation:

Alternate means opposite side and interior is inside the line

So angle 5

8 0

3 years ago

Read 2 more answers

What type of sequence is this and how do you use the recursive and explicit rule?

Oksana_A [137]

Arithmetic

Recursive: f(n)=(n-1) + 3 f(1)= 5
Explicit: f(n)= 5+3(n-1)

7 0

3 years ago

Which side lengths form a right triangle?

vampirchik [111]

Answer:

A and C

Step-by-step explanation:

$= \sqrt{ {5}^{2} + ( \sqrt{6})^{2} } \\ = \sqrt{25 + 6} \\ = \sqrt{31}$

$= \sqrt{ {9}^{2} + {12}^{2} } \\ = \sqrt{81 + 144} \\ = \sqrt{225} \\ = 15$

5 0

3 years ago

Read 2 more answers

Subtract (3 + 9i) from (–2 +17i).

pashok25 [27]

Answer:

$-5+8i$

Step-by-step explanation:

$(-2+17i)-(3+9i)\\=-2+17i-3-9i\\=-2-3+17i-9i\\=-5+8i$

7 0

3 years ago

Pls help due today!!!!!!

Agata [3.3K]

Answer: A

Step-by-step explanation:

For a line to be perpendicular, the slope should be the opposite reciprocal. The intercept doesn't matter, so we automatically know that it's A.

6 0

3 years ago