1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
KIM [24]
3 years ago
10

Evaluate the expression when a = - 4.2 and b = - 3.9 . - 7b + 2a

Mathematics
1 answer:
Delicious77 [7]3 years ago
4 0

Answer:

-35.7

Step-by-step explanation:

1. Plug in a and b to the equation:

7(-3.9)+2(-4.2)

2. Evaluate: -35.7

You might be interested in
How many cubic units are needed to make a model of a rectangular prism that is 4 units long,3 units wides,and 2 units tall?
ra1l [238]

Answer:

24

Step-by-step explanation:

lwh

5 0
3 years ago
Is it true or false that the measure of A is 45°
GrogVix [38]
The answer is false
8 0
3 years ago
Which ordered pair is generated from the equation shown below?
Sveta_85 [38]

Answer:

A

Step-by-step explanation:

let's try A. 3(3)+2=9+2=11

11=11

So A is right

7 0
3 years ago
Read 2 more answers
Please help! will give brainliest for the best helper! or first to answer aka meaning first to help :)
AleksAgata [21]

Answer:

angle 2 = 37º

Step-by-step explanation:

When two lines intersect they make vertical angles, which are angles directly across from another. Vertical angles are always congruent.

4 0
3 years ago
HELP ME ASAP PLEASE IM REALLY STRESSED :c
sveta [45]

Answer:

0.3 miles.

Step-by-step explanation:

If it takes all 3 of them to get there in a mile then it will equal to 3 miles.

5 0
3 years ago
Read 2 more answers
Other questions:
  • Someone please help me it’s 20 points please help!!!
    9·1 answer
  • Solve this I can’t seem to get it
    15·1 answer
  • The time it takes for climbers to reach the highest point of a mountain is normally distributed with a standard deviation of 0.7
    8·2 answers
  • What is the degree of the monomial?<br><br> 8x
    15·1 answer
  • Y=1/2x + 3/4
    7·1 answer
  • 5x + 2 – 2 = -18 – 2 5x = -20 true or false
    14·2 answers
  • Pls pls i need help help me
    7·2 answers
  • What is the formula of a²—b²?
    13·2 answers
  • Dinner cost 45.50 you left a 20% tip how much money did you spend altogether
    15·1 answer
  • Translate the shape A four squares right and two squares up.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!