Recent activity by Markpsmith

Recent activity by Markpsmith

If m = 2n² then what is m²?show me step by step

answered Nov 17, 2023

1 answer 136k views

This chemical equation represents a chemical reaction. CaCO3 + 2HCI CO₂ + CaCl2 + H₂O Which chemical is a reactant in this reaction? OA. CaCl₂ B. H₂0 OC. HCI D. CO₂

answered Oct 3, 2023

1 answer 198k views

Second hand smoke is defined as the smoke that comes of the end of a lit ciggarate. true or false.

asked Sep 9, 2023

1 answer 433k views

Help................

asked Aug 16, 2023

1 answer 365k views

What is the slope of the line that passes through the points (1, 1) and (4, 4)? Write your answer in simplest form.

answered Jun 29, 2023

1 answer 159k views

Question 5 Given a mean of 21 and a standard deviation of 1.2, what is the Z-score of a data value x = 21? Use the following equation: X-mean Zscore -1.0 0 OOOO 1.0 21 I don't know

answered May 17, 2023

1 answer 99.5k views

Find the distance between FD F=(4,6) D=(0,-1)

asked Apr 25, 2023

1 answer 386k views

A painter is painting a rectangular wall that measures 20.5 ft by 16.4 ft. Each gallon can of paint covers 200 square feet. What are the fewest gallons needed to paint the wall?

answered Jan 7, 2023

2 answers 88.0k views

Simplify. 7 x – 4 + x —————- 2x – 1 6x - 5 8x - 4 ——— 2x – 1 4x - 4

answered Nov 19, 2022

1 answer 218k views

Solve the system of equations -2x-3y=48 and -x+2y=-11 by cobing the equations

asked Oct 18, 2022

1 answer 17.4k views

How did the society originate class 7(in short)

asked Sep 12, 2022

1 answer 335k views

2. Write the words in the correct form: 1. There are three _____ (apple) on the plate. 2. I'd like to taste these _____ (cookie). 3. Would you like these _____ (orange)? 4. This ____ (cheese) is too salty.

answered Mar 27, 2022

2 answers 304k views

Through which of these will light waves travel with the greatest speed? PLZEXPLAIN Y THE ANSWER IS CORRECT a. Air b. Glass c. Vacuum d. Water

answered Feb 24, 2022

1 answer 277k views

What is the negative x-intercept of the quadratic function represented by y = (2x + 8) (3.2 – 1)?

answered Feb 1, 2022

1 answer 312k views

Java question If the user wants to enter one character what statement you use? 1- next()? 2-next(0)? 3-CharAt(0). 4-next().charAt(0).

answered Jan 25, 2022

1 answer 180k views

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