MATLAB: Combining Matrices from a loop into a single large Matrix

arrayloopMATLABmatrices

I'm trying to find a shorter way to combine an increasing array of values that has to be inputted into several equations.
The only way I could think of based on my knowledge was a for loop like for example; This:
V9_eff2 = V9Split{2}+(((P9-Po).*A92)./mdot_core);
V9_eff3 = V9Split{3}+(((P9-Po).*A93)./mdot_core);
V9_eff4 = V9Split{4}+(((P9-Po).*A94)./mdot_core);
V9_eff5 = V9Split{5}+(((P9-Po).*A95)./mdot_core);
V9_eff6 = V9Split{6}+(((P9-Po).*A96)./mdot_core);
V9_eff7 = V9Split{7}+(((P9-Po).*A97)./mdot_core);
V9_eff8 = V9Split{8}+(((P9-Po).*A98)./mdot_core);
V9_eff9 = V9Split{9}+(((P9-Po).*A99)./mdot_core);
V9_eff10 = V9Split{10}+(((P9-Po).*A910)./mdot_core);
V9_eff11 = V9Split{11}+(((P9-Po).*A911)./mdot_core);
V9_eff12 = V9Split{12}+(((P9-Po).*A912)./mdot_core);
V9_eff13 = V9Split{13}+(((P9-Po).*A913)./mdot_core);
V9_eff14 = V9Split{14}+(((P9-Po).*A914)./mdot_core);
V9_eff15 = V9Split{15}+(((P9-Po).*A915)./mdot_core);
V9_eff16 = V9Split{16}+(((P9-Po).*A916)./mdot_core);
V9_eff17 = V9Split{17}+(((P9-Po).*A917)./mdot_core);
V9_eff18 = V9Split{18}+(((P9-Po).*A918)./mdot_core);
V9_eff19 = V9Split{19}+(((P9-Po).*A919)./mdot_core);
V9_eff20 = V9Split{20}+(((P9-Po).*A920)./mdot_core);
V9_effX = [V9_eff1; V9_eff2; V9_eff3; V9_eff4; V9_eff5; V9_eff6; V9_eff7; V9_eff8; V9_eff9; V9_eff10; V9_eff11; V9_eff12; V9_eff13; V9_eff14; V9_eff15; V9_eff16; V9_eff17; V9_eff18; V9_eff19; V9_eff20]
To be replaced by a loop however I would like to combine the loop iteration matrices into one large one, is there a way to do this in MATLAB?
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