Which situation cannot be represented by the equation x+ 10 = 45? A Marissa spent $45 on a hat and a shirt. The hat cost $10. What is x, the cost of the shirt in dollars? B Nicholas rode his bike 45 miles last week. He rode 10 miles on Tuesday and the rest of the miles on Wednesday. What is x, the number of miles Nicholas rode his bike on Wednesday? C Two players scored a total of 45 points in a game. One player scored 10 points. What is x, the number of points scored by the other player? D There are 45 students in a group. There are also 10 adults in the group. What is x, the total number of students and adults in the group?
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
