Mathematics, 11.10.2021 17:00 tejasheree
Question 9 of 10
In order to solve the following system of equations by subtraction, which of
the following could you do before subtracting the equations so that one
variable will be eliminated when you subtract them?
4x – 2y=7
3x – 3y=15
A. Multiply the top equation by-3 and the bottom equation by 2.
B. Multiply the top equation by 15 and the bottom equation by 7.
C. Multiply the top equation by 3 and the bottom equation by 4.
D. Multiply the top equation by 1/3.
Answers: 3
Mathematics, 21.06.2019 17:00
The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?
Answers: 2
Mathematics, 21.06.2019 19:00
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
Mathematics, 21.06.2019 20:00
How does the graph of g(x)=⌊x⌋−3 differ from the graph of f(x)=⌊x⌋? the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted right 3 units. the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted up 3 units. the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted down 3 units. the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted left 3 units.
Answers: 1
Mathematics, 21.06.2019 22:30
Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120
Answers: 1
Question 9 of 10
In order to solve the following system of equations by subtraction, which of
History, 16.12.2021 14:00
Mathematics, 16.12.2021 14:00
Mathematics, 16.12.2021 14:00
English, 16.12.2021 14:00
Computers and Technology, 16.12.2021 14:00
English, 16.12.2021 14:00
Mathematics, 16.12.2021 14:00
Mathematics, 16.12.2021 14:00
Engineering, 16.12.2021 14:00
Computers and Technology, 16.12.2021 14:00