Find the value of ( x-5,9) = (4x-5 , y+3)
​please answer

Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9