Answer:
x=1 y=1
Step-by-step explanation:
Let's use the elimination method.
3x+4y=7
2x-y = 1 (multiply both sides by 4)
8x-4y=4
3x+4y=7
(add both equations together)
11x=11
x=1
Plug x=1 into either of the equations
2(1) - y=1
2-y=1
2=1+y
y=1
Answer:
Mala had 14 sweets at the start.
Step-by-step explanation:
7 x 2 = 14
To check, 14/2 = 7. (Dividing by 2 is the same as multiplying by 1/2)
Answer:
3/17
Step-by-step explanation:
3/4 divided by 4 1/4 is = to 3/4 divided by 17/4= 3/4 times 4/17 = 3/17
Answer:
3/13
Step-by-step explanation:
First...
What we know
1. There is a set of 13 shapes.
2. With 2 triangles, 8 arrows, and circles.
Next...
Take the number of triangles and arrows and add them up.
2 + 8 = 10
Finally...
Convert it into the fraction 10/13 and subtract it by the total 13/13.
This results 3/13.
