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
jasenka [17]
3 years ago
8

30t - 20=70 two step equations

Mathematics
2 answers:
Alenkasestr [34]3 years ago
8 0

Answer:

Hi!

To solve this we can begin by adding 20 to both sides

30t = 90

Next we divide both sides by 30


t = 3


~CoCo

Elza [17]3 years ago
4 0
30t-20=70
+20 +20
____________
90.
30t 90
Divide by 30 on each

T=3



The -20 and +20 cancel out so you just forget about those

The 30t cancels out with the divided by 30 again so it becomes t and 30x3=90


You might be interested in
6. There are four-wheel trucks and six-
Nat2105 [25]

Answer:

there are 6 six wheel trucks

Step-by-step explanation:

3 0
3 years ago
If you know the number of yards for a measurement, you can change that measure to
otez555 [7]

Answer:

f(x) = 0.9144x

Step-by-step explanation:

To convert 3 yards to meters by multiplying 3*0.9144 = 2.7432 meters. This can be done for any number of yards x by writing f(x) = 0.9144x.

7 0
3 years ago
Find the height of a rectangular prism if the surface area is 868, the width is 7 and the length is 31.
Aneli [31]

Answer:

D

Step-by-step explanation:

7 0
3 years ago
MaryAnn can hike 8 miles on 2 hours. How long will it take her to hike 24 miles?
Tatiana [17]
48 hours because you times 24 by 2.
6 0
3 years ago
Read 2 more answers
What is the solution to the system of equations?
krok68 [10]
2x-y=7
y=2x+3
Substitute (2x+3) in for y in the first equation
2x-(2x+3)=7
2x-2x-3=7
-3=7
Becuase -3 does not equal 7 the answer is no solution
4 0
3 years ago
Read 2 more answers
Other questions:
  • Read and write the number in two other forms 314,207
    5·2 answers
  • The heights of 200 adults were recorded and divided into two categories. Which two-way frequency table correctly shows the margi
    6·1 answer
  • 38 is what percent of 40?
    11·2 answers
  • A study of traffic patterns in a large city shows that if the weather is rainy, there is a 50% probability of an automobile acci
    11·1 answer
  • What is the slope of the line?answer
    8·2 answers
  • What is the 110th term of -1,-3,-5,-7
    9·1 answer
  • What percent of 45 is 44?
    11·2 answers
  • Can you help me with this question please
    7·1 answer
  • Im having difficulty pls help me as soon as possible bc im about to have a nervous break down thanks
    7·1 answer
  • Guys I need some help with this question pls!!
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!