What is the first step to solve the equation 16x-21 = 52? 1 Add 52 to both sides

2 Add 21 to both sides

3 Subtract 21 from both sides

4 Subtract 52 from both sides

2) Add 21 to both sides

Step-by-step explanation:

When solving for , our goal to isolate such that we have set equal to something.

Therefore, we want to start by adding 21 to both sides. This leaves us with and we are one step closer to isolating .

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step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.