Greg has 60 building blocks. His sister gives him 17 more blocks.he uses 38 blocks to make a tower.how many blocks are not used
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
4x -10y= 40
Let's rewrite this equation in the slope-intercept form (y= mx +c) so that we can obtain it's slope.
10y= 4x -40
Divide both side by 10:
The product of the gradients of perpendicular lines is -1.
⅖(gradient of line)= -1
Gradient of perpendicular line