26x3=78
78-x=72
x=6
She needs to buy at least 6 more to have enough for 26 students
Hhey it should be
Random selection
just because they all have a chance :) hope it helps
Answer:
X=1 9/10
Step-by-step explanation:
6X multiply 2 - 2X=19
Calculate the product
12X-2X=19
Collect the like terms
10X=19
Divide both sides of the equation by 10
X=19/10
Simplify the improper fraction
X=1 9/10
Answer:
24408
Step-by-step explanation:
Multiply every number by 8, then multiply every number by 10.
Answer:
41
Step-by-step explanation:
BIDMAS
[5 x (4 + 6) - 9]
Brackets first
4 + 6 = 10
[5 x (10) - 9]
Multiply next
5 x 10 = 50
Subtract last
50 - 9 = 41