Answer: Im pretty sure its a bar graph.
Step-by-step explanation:
I think its runner B because its lower down then runner A hope this helps
N-8=21 should be the answer
Answer:

Step-by-step explanation:
5^2x=7^x+1 ⇔ ln5^2x = ln7^x+1 ⇔ 2xln5 = (x+1)ln7 ⇔ (2ln5-ln7)x = ln7
⇔ x = ln7/(2ln5-ln7)
Answer:
378+567-142÷5= 916.6
456(325-541)÷32= -3078
Step-by-step explanation: