Combine like terms in the following expression 6 - 5z + 8 - 4z + 1

Mathematics

1 answer:

IRISSAK [1]2 years ago

8 0

Answer:

15-9z

Step-by-step explanation:

combine like terms,, the like terms we have are the terms (z) and the whole numbers so we combine 6,8, and 1-- and combine -5z and -4z to get the solution.

You might be interested in

Select ALL the sets of three side lengths that will make a triangle.

konstantin123 [22]

Answer:

7 + 6

5 + 11

Step-by-step explanation:

the lengths of the two shorter sides of a triangle must add up to more than the length of the third side.

3 + 4 = 7 ≤ 8 no

7 + 6 = 13 > 12 yes

5 + 11 = 16 > 13 yes

4 + 6 = 10 ≤ 12 no

4 + 6 = 10 ≤ 10 no

6 0

2 years ago

Read 2 more answers

This is harder so i put more points

Inessa [10]

Answer:

Sheet metal costs <u>$20</u> per square foot.

Step-by-step explanation:

7.6x - 2.3x = 106

We are finding the value of x.

5.3x = 106

Divide both sides by 5.3.

x = 106 ÷ 5.3

x = 20

3 0

1 year ago

Read 2 more answers

The length of a pool is 3 feet more than twice its width. If the perimeter of the pool is 72 feet, find the dimensions of the po

photoshop1234 [79]

$[tex]x-length\\ y-width\\ x=2y+3\\ Perimeter: 2x+2y=72\\\\ System\ of\ equations:\\ \left \{ {{x=2y+3} \atop {2x+2y}} \right. \\ Substituting\ x=2y+3\\ 2(2y+3)+2y=72\\ 4y+6+2y=72\\ 66y=60|:6\\ y=11\\x=2y+3=2*11+3=25$ [/tex]