X+1=y and 3y-7=2x are your two equations.
Substitute x+1 in for y
3(x+1)-7=2x
3x+3-7=2x
x-4=0
x=4
Plug in 4 for x in either equation to solve for y
x+1=y
4+1=y
5=y
x=4 and y=5
Hope I could help!
Total/number of items= price of each item.
So the answer is $3.65 each
Answer:
-5
Step-by-step explanation:
-4a - 20 = -4 • (a + 5)
Solve : -4 = 0
Solve : a+5 = 0
a = -5
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Answer:
Im heartbroken
Step-by-step explanation:
Answer:
x = 6 and -6
Step-by-step explanation:
x²-36 = 0
isolating x
x²-36+36 = 0+36
x²=36
√x² = √36
x = ±6