Answer:
Im not sure that really makes sense but I think your grade would be 90% if you did 8/9 or somewhere around that
Step-by-step explanation:
Answer:
Its better to buy this week because it is cheaper with using coupon.
Step-by-step explanation:
140 x 0.85 = 119
125 > 119
Answer:
(x+y+z)=79
5x+2y+z=859
2x+3y+9z=498
Step-by-step explanation:
Its writing 3 different equations that have the same value for the same variable.
Answer:30
Step-by-step explanation:
3/10x=90
Use reciprocal to multiple both sides
x=answer