3 years ago

I need help please Right now if you could!!

Mathematics

1 answer:

11Alexandr11 [23.1K]3 years ago

5 0

Answer:

Step-by-step explanation:

Step 2: 2.8z - 3.4z - 7.2 + 6.6

Step 3: -0.6z - 0.6

-7 (-15w + 21) + 3(18 - 27w)

step 1: 105w - 147 + 54 - 81w

You might be interested in

Explain your answer ! <br><br> ( WILL GIVE BRAINLST)

Nonamiya [84]

B because
Solve for the first variable in one of the equations, then substitute the result into the other equation.

7 0

3 years ago

I need to know how to find the mass and how to get the answer by showing the work.

BigorU [14]

1 ft = 12 in
6 in = 6/12 = 0.5 ft
9 in = 9/12 = 0.75 ft

D = M/V ⇒ M = DV

V = 0.5 * 0.5 * 0.75 = 0.1875 cubic foot
M = 41.7 * 0.1875 ≈ 7.8 pounds

Answer: B.

8 0

3 years ago

Read 2 more answers

1. Compare 2.01 x 1015 and 2.8 x 1013. Which number is larger?

Leya [2.2K]

Answer:

If these are in exponent form -- the answer would be 2.01 x $10^{15}$ > 2.8 x 10.3

Step-by-step explanation:

Look at the sheet attached.

6 0

3 years ago

What is the solution to the inequality below x^2>81

dem82 [27]

Answer:

x>9

Step-by-step explanation:

4 0

3 years ago

Find the x- and y-intercepts of the function f(x) = log(2x + 1) − 1.

Vilka [71]

Answer:

(9/2,0) and (0,-1)

Step-by-step explanation:

y(0) = log(1)-1 = -1

y=0 when log(2x+1) = 1

2x+1 = 10

x = 9/2

6 0

3 years ago