Answer:
8/15
Step-by-step explanation:
KCF (Keep, Change, Flip)
keep 2/5, change ÷ to ×, flip 3/4 to 4/3
2/5 × 4/3
2×4=8
5×3=15
8/15
Hope it helps :)
Answer:
x=5
Step-by-step explanation:
3×5=15 and 15-7=8
just did the question on a calculator
Answer:
6.145
Step-by-step explanation:
the 5 converts the 4 to a 5 and the new 5 converts the 1 to a 2 giving you 6.2
Answer:
x=4 y=0
Step-by-step explanation:
3x+5y=12
-(x-3y=4)
3x+5y=12
3(-x+3y=-4)
3x+5y=12
-3x+9y=-12
14y=0
y=0
Then, substitute the y into the equation to find x
x-3(0)=4
x=4