naomilovesfood01
naomilovesfood01 naomilovesfood01
  • 12-10-2020
  • Mathematics
contestada

3a + -2 + -2a + -1 =

Simplify the expressions. Describe each step in words.

Respuesta :

nineex5 nineex5
  • 12-10-2020

Answer:

2a-3

Step-by-step explanation:

3a+-2+-2a+-1

= 3a+-2a +-2+-1    (combine like terms)

=2a+-3   (subtract 3a+-2a and add -2+-1)

Answer Link

Otras preguntas

Which mathematical relationship best describes a graph of gravitational field strength versus distance? (one of the 3 pictures attached or none of the above?)
when was Abraham Lincoln was born
Translate the word phrase into a math expression.  nine more than five times a number                                           A. 9 > 5n B.
Supposed you list the factors of a perfect square why is one factor a square root and not the other factors ?
What are future effects on society and business using computers?
A 76.5 kg cross-country skier skiing on unwaxed skis along dry snow at a constant speed of 4.00 m/s experiences a force of friction of -60.0 N.  What is the coe
What is 97.356 in base ten numerals
a man invested a total of $3,000 in two investments. he made a profit of 3% on the first investment and 4% on the second investment. if his total profit was $10
Solve for x: 25x2 − 36 = 0
Using numbers 1 3 5 7 9 11 13 17 19 in 5 steps sum should be 30.We can repeat numbers.